Home / 849,782.76-1,274,234.85-250,667.43

Finding the Fourth Proportional to 849,782.76, 1,274,234.85 and 250,667.43

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Solution

The fourth proportional to 849,782.76, 1,274,234.85 and 250,667.43 is: 375,871.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,782.76 : 1,274,234.85 = 250,667.43 : x
  2. Step 2: Convert to fraction form
    849,782.76/1,274,234.85 = 250,667.43/x
  3. Step 3: Cross multiply
    849,782.76x = 1,274,234.85 × 250,667.43
  4. Step 4: Simplify right side
    849,782.76x = 319,409,175,065.94
  5. Step 5: Solve for x
    x = 319,409,175,065.94/849,782.76
  6. Step 6: Final answer
    x = 375,871.56

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.