Home / 869,363.80-1,303,125.33-292,437.89

Finding the Fourth Proportional to 869,363.80, 1,303,125.33 and 292,437.89

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Solution

The fourth proportional to 869,363.80, 1,303,125.33 and 292,437.89 is: 438,347.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,363.80 : 1,303,125.33 = 292,437.89 : x
  2. Step 2: Convert to fraction form
    869,363.80/1,303,125.33 = 292,437.89/x
  3. Step 3: Cross multiply
    869,363.80x = 1,303,125.33 × 292,437.89
  4. Step 4: Simplify right side
    869,363.80x = 381,083,215,395.13
  5. Step 5: Solve for x
    x = 381,083,215,395.13/869,363.80
  6. Step 6: Final answer
    x = 438,347.23

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Double scale
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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.