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Finding the Fourth Proportional to 637,705.26, 956,225.75 and 238,017.33

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Solution

The fourth proportional to 637,705.26, 956,225.75 and 238,017.33 is: 356,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,705.26 : 956,225.75 = 238,017.33 : x
  2. Step 2: Convert to fraction form
    637,705.26/956,225.75 = 238,017.33/x
  3. Step 3: Cross multiply
    637,705.26x = 956,225.75 × 238,017.33
  4. Step 4: Simplify right side
    637,705.26x = 227,598,298,702.16
  5. Step 5: Solve for x
    x = 227,598,298,702.16/637,705.26
  6. Step 6: Final answer
    x = 356,902.03

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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.