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Finding the Fourth Proportional to 473,696.48, 710,515.56 and 158,126.96

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Solution

The fourth proportional to 473,696.48, 710,515.56 and 158,126.96 is: 237,180.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,696.48 : 710,515.56 = 158,126.96 : x
  2. Step 2: Convert to fraction form
    473,696.48/710,515.56 = 158,126.96/x
  3. Step 3: Cross multiply
    473,696.48x = 710,515.56 × 158,126.96
  4. Step 4: Simplify right side
    473,696.48x = 112,351,665,535.50
  5. Step 5: Solve for x
    x = 112,351,665,535.50/473,696.48
  6. Step 6: Final answer
    x = 237,180.71

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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.