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Finding the Fourth Proportional to 637,853.82, 956,448.54 and 238,165.89

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Solution

The fourth proportional to 637,853.82, 956,448.54 and 238,165.89 is: 357,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,853.82 : 956,448.54 = 238,165.89 : x
  2. Step 2: Convert to fraction form
    637,853.82/956,448.54 = 238,165.89/x
  3. Step 3: Cross multiply
    637,853.82x = 956,448.54 × 238,165.89
  4. Step 4: Simplify right side
    637,853.82x = 227,793,417,768.30
  5. Step 5: Solve for x
    x = 227,793,417,768.30/637,853.82
  6. Step 6: Final answer
    x = 357,124.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.