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Finding the Fourth Proportional to 592,695.96, 817,912.08 and 338,051.40

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Solution

The fourth proportional to 592,695.96, 817,912.08 and 338,051.40 is: 466,506.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,695.96 : 817,912.08 = 338,051.40 : x
  2. Step 2: Convert to fraction form
    592,695.96/817,912.08 = 338,051.40/x
  3. Step 3: Cross multiply
    592,695.96x = 817,912.08 × 338,051.40
  4. Step 4: Simplify right side
    592,695.96x = 276,496,323,720.91
  5. Step 5: Solve for x
    x = 276,496,323,720.91/592,695.96
  6. Step 6: Final answer
    x = 466,506.17

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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.