Home / 732,761.37-1,011,221.19-426,829.86

Finding the Fourth Proportional to 732,761.37, 1,011,221.19 and 426,829.86

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Solution

The fourth proportional to 732,761.37, 1,011,221.19 and 426,829.86 is: 589,031.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,761.37 : 1,011,221.19 = 426,829.86 : x
  2. Step 2: Convert to fraction form
    732,761.37/1,011,221.19 = 426,829.86/x
  3. Step 3: Cross multiply
    732,761.37x = 1,011,221.19 × 426,829.86
  4. Step 4: Simplify right side
    732,761.37x = 431,619,398,956.73
  5. Step 5: Solve for x
    x = 431,619,398,956.73/732,761.37
  6. Step 6: Final answer
    x = 589,031.32

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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.