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Finding the Fourth Proportional to 473,372.34, 710,411.16 and 347,338.26

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Solution

The fourth proportional to 473,372.34, 710,411.16 and 347,338.26 is: 521,266.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,372.34 : 710,411.16 = 347,338.26 : x
  2. Step 2: Convert to fraction form
    473,372.34/710,411.16 = 347,338.26/x
  3. Step 3: Cross multiply
    473,372.34x = 710,411.16 × 347,338.26
  4. Step 4: Simplify right side
    473,372.34x = 246,752,976,198.98
  5. Step 5: Solve for x
    x = 246,752,976,198.98/473,372.34
  6. Step 6: Final answer
    x = 521,266.15

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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.