Home / 732,613.83-1,011,010.20-426,899.94

Finding the Fourth Proportional to 732,613.83, 1,011,010.20 and 426,899.94

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Solution

The fourth proportional to 732,613.83, 1,011,010.20 and 426,899.94 is: 589,123.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,613.83 : 1,011,010.20 = 426,899.94 : x
  2. Step 2: Convert to fraction form
    732,613.83/1,011,010.20 = 426,899.94/x
  3. Step 3: Cross multiply
    732,613.83x = 1,011,010.20 × 426,899.94
  4. Step 4: Simplify right side
    732,613.83x = 431,600,193,719.39
  5. Step 5: Solve for x
    x = 431,600,193,719.39/732,613.83
  6. Step 6: Final answer
    x = 589,123.73

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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.