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Finding the Fourth Proportional to 508,499.52, 701,437.68 and 317,180.64

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Solution

The fourth proportional to 508,499.52, 701,437.68 and 317,180.64 is: 437,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,499.52 : 701,437.68 = 317,180.64 : x
  2. Step 2: Convert to fraction form
    508,499.52/701,437.68 = 317,180.64/x
  3. Step 3: Cross multiply
    508,499.52x = 701,437.68 × 317,180.64
  4. Step 4: Simplify right side
    508,499.52x = 222,482,452,262.52
  5. Step 5: Solve for x
    x = 222,482,452,262.52/508,499.52
  6. Step 6: Final answer
    x = 437,527.36

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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.