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Finding the Fourth Proportional to 473,061.60, 652,909.64 and 282,087.29

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Solution

The fourth proportional to 473,061.60, 652,909.64 and 282,087.29 is: 389,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,061.60 : 652,909.64 = 282,087.29 : x
  2. Step 2: Convert to fraction form
    473,061.60/652,909.64 = 282,087.29/x
  3. Step 3: Cross multiply
    473,061.60x = 652,909.64 × 282,087.29
  4. Step 4: Simplify right side
    473,061.60x = 184,177,511,184.31
  5. Step 5: Solve for x
    x = 184,177,511,184.31/473,061.60
  6. Step 6: Final answer
    x = 389,330.93

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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.