Home / 731,518.76-1,009,497.38-409,234.24

Finding the Fourth Proportional to 731,518.76, 1,009,497.38 and 409,234.24

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Solution

The fourth proportional to 731,518.76, 1,009,497.38 and 409,234.24 is: 564,744.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,518.76 : 1,009,497.38 = 409,234.24 : x
  2. Step 2: Convert to fraction form
    731,518.76/1,009,497.38 = 409,234.24/x
  3. Step 3: Cross multiply
    731,518.76x = 1,009,497.38 × 409,234.24
  4. Step 4: Simplify right side
    731,518.76x = 413,120,893,086.29
  5. Step 5: Solve for x
    x = 413,120,893,086.29/731,518.76
  6. Step 6: Final answer
    x = 564,744.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.