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Finding the Fourth Proportional to 587,373.12, 880,628.73 and 187,783.92

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Solution

The fourth proportional to 587,373.12, 880,628.73 and 187,783.92 is: 281,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,373.12 : 880,628.73 = 187,783.92 : x
  2. Step 2: Convert to fraction form
    587,373.12/880,628.73 = 187,783.92/x
  3. Step 3: Cross multiply
    587,373.12x = 880,628.73 × 187,783.92
  4. Step 4: Simplify right side
    587,373.12x = 165,367,914,984.02
  5. Step 5: Solve for x
    x = 165,367,914,984.02/587,373.12
  6. Step 6: Final answer
    x = 281,538.10

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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.