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Finding the Fourth Proportional to 473,691.27, 653,674.68 and 258,838.77

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Solution

The fourth proportional to 473,691.27, 653,674.68 and 258,838.77 is: 357,186.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,691.27 : 653,674.68 = 258,838.77 : x
  2. Step 2: Convert to fraction form
    473,691.27/653,674.68 = 258,838.77/x
  3. Step 3: Cross multiply
    473,691.27x = 653,674.68 × 258,838.77
  4. Step 4: Simplify right side
    473,691.27x = 169,196,350,151.34
  5. Step 5: Solve for x
    x = 169,196,350,151.34/473,691.27
  6. Step 6: Final answer
    x = 357,186.97

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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.