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Finding the Fourth Proportional to 592,030.53, 816,371.28 and 477,188.46

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Solution

The fourth proportional to 592,030.53, 816,371.28 and 477,188.46 is: 658,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,030.53 : 816,371.28 = 477,188.46 : x
  2. Step 2: Convert to fraction form
    592,030.53/816,371.28 = 477,188.46/x
  3. Step 3: Cross multiply
    592,030.53x = 816,371.28 × 477,188.46
  4. Step 4: Simplify right side
    592,030.53x = 389,562,953,891.43
  5. Step 5: Solve for x
    x = 389,562,953,891.43/592,030.53
  6. Step 6: Final answer
    x = 658,011.60

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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.