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Finding the Fourth Proportional to 637,858.70, 956,764.12 and 158,088.08

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Solution

The fourth proportional to 637,858.70, 956,764.12 and 158,088.08 is: 237,126.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,858.70 : 956,764.12 = 158,088.08 : x
  2. Step 2: Convert to fraction form
    637,858.70/956,764.12 = 158,088.08/x
  3. Step 3: Cross multiply
    637,858.70x = 956,764.12 × 158,088.08
  4. Step 4: Simplify right side
    637,858.70x = 151,253,002,743.69
  5. Step 5: Solve for x
    x = 151,253,002,743.69/637,858.70
  6. Step 6: Final answer
    x = 237,126.19

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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.