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Finding the Fourth Proportional to 473,377.05, 653,265.53 and 258,523.44

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Solution

The fourth proportional to 473,377.05, 653,265.53 and 258,523.44 is: 356,765.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,377.05 : 653,265.53 = 258,523.44 : x
  2. Step 2: Convert to fraction form
    473,377.05/653,265.53 = 258,523.44/x
  3. Step 3: Cross multiply
    473,377.05x = 653,265.53 × 258,523.44
  4. Step 4: Simplify right side
    473,377.05x = 168,884,449,276.12
  5. Step 5: Solve for x
    x = 168,884,449,276.12/473,377.05
  6. Step 6: Final answer
    x = 356,765.18

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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.