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Finding the Fourth Proportional to 592,965.28, 818,426.58 and 463,647.97

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Solution

The fourth proportional to 592,965.28, 818,426.58 and 463,647.97 is: 639,939.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,965.28 : 818,426.58 = 463,647.97 : x
  2. Step 2: Convert to fraction form
    592,965.28/818,426.58 = 463,647.97/x
  3. Step 3: Cross multiply
    592,965.28x = 818,426.58 × 463,647.97
  4. Step 4: Simplify right side
    592,965.28x = 379,461,818,318.91
  5. Step 5: Solve for x
    x = 379,461,818,318.91/592,965.28
  6. Step 6: Final answer
    x = 639,939.36

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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.