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Finding the Fourth Proportional to 632,892.77, 873,516.52 and 479,663.69

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Solution

The fourth proportional to 632,892.77, 873,516.52 and 479,663.69 is: 662,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,892.77 : 873,516.52 = 479,663.69 : x
  2. Step 2: Convert to fraction form
    632,892.77/873,516.52 = 479,663.69/x
  3. Step 3: Cross multiply
    632,892.77x = 873,516.52 × 479,663.69
  4. Step 4: Simplify right side
    632,892.77x = 418,994,157,259.16
  5. Step 5: Solve for x
    x = 418,994,157,259.16/632,892.77
  6. Step 6: Final answer
    x = 662,030.25

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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.