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Finding the Fourth Proportional to 473,487.39, 710,237.57 and 264,455.55

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Solution

The fourth proportional to 473,487.39, 710,237.57 and 264,455.55 is: 396,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,487.39 : 710,237.57 = 264,455.55 : x
  2. Step 2: Convert to fraction form
    473,487.39/710,237.57 = 264,455.55/x
  3. Step 3: Cross multiply
    473,487.39x = 710,237.57 × 264,455.55
  4. Step 4: Simplify right side
    473,487.39x = 187,826,265,882.74
  5. Step 5: Solve for x
    x = 187,826,265,882.74/473,487.39
  6. Step 6: Final answer
    x = 396,686.94

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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.