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Finding the Fourth Proportional to 532,332.72, 797,834.64 and 266,169.36

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Solution

The fourth proportional to 532,332.72, 797,834.64 and 266,169.36 is: 398,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,332.72 : 797,834.64 = 266,169.36 : x
  2. Step 2: Convert to fraction form
    532,332.72/797,834.64 = 266,169.36/x
  3. Step 3: Cross multiply
    532,332.72x = 797,834.64 × 266,169.36
  4. Step 4: Simplify right side
    532,332.72x = 212,359,135,514.63
  5. Step 5: Solve for x
    x = 212,359,135,514.63/532,332.72
  6. Step 6: Final answer
    x = 398,921.82

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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.