Home / 731,592.96-1,009,756.17-445,205.31

Finding the Fourth Proportional to 731,592.96, 1,009,756.17 and 445,205.31

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Solution

The fourth proportional to 731,592.96, 1,009,756.17 and 445,205.31 is: 614,479.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,592.96 : 1,009,756.17 = 445,205.31 : x
  2. Step 2: Convert to fraction form
    731,592.96/1,009,756.17 = 445,205.31/x
  3. Step 3: Cross multiply
    731,592.96x = 1,009,756.17 × 445,205.31
  4. Step 4: Simplify right side
    731,592.96x = 449,548,808,689.26
  5. Step 5: Solve for x
    x = 449,548,808,689.26/731,592.96
  6. Step 6: Final answer
    x = 614,479.41

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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.