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Finding the Fourth Proportional to 532,462.47, 799,079.09 and 208,298.39

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Solution

The fourth proportional to 532,462.47, 799,079.09 and 208,298.39 is: 312,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,462.47 : 799,079.09 = 208,298.39 : x
  2. Step 2: Convert to fraction form
    532,462.47/799,079.09 = 208,298.39/x
  3. Step 3: Cross multiply
    532,462.47x = 799,079.09 × 208,298.39
  4. Step 4: Simplify right side
    532,462.47x = 166,446,882,892.78
  5. Step 5: Solve for x
    x = 166,446,882,892.78/532,462.47
  6. Step 6: Final answer
    x = 312,598.34

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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.