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Finding the Fourth Proportional to 704,874.34, 972,727.59 and 382,584.52

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Solution

The fourth proportional to 704,874.34, 972,727.59 and 382,584.52 is: 527,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,874.34 : 972,727.59 = 382,584.52 : x
  2. Step 2: Convert to fraction form
    704,874.34/972,727.59 = 382,584.52/x
  3. Step 3: Cross multiply
    704,874.34x = 972,727.59 × 382,584.52
  4. Step 4: Simplify right side
    704,874.34x = 372,150,518,110.91
  5. Step 5: Solve for x
    x = 372,150,518,110.91/704,874.34
  6. Step 6: Final answer
    x = 527,967.18

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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.