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Finding the Fourth Proportional to 580,901.60, 871,870.80 and 502,104.80

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Solution

The fourth proportional to 580,901.60, 871,870.80 and 502,104.80 is: 753,605.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,901.60 : 871,870.80 = 502,104.80 : x
  2. Step 2: Convert to fraction form
    580,901.60/871,870.80 = 502,104.80/x
  3. Step 3: Cross multiply
    580,901.60x = 871,870.80 × 502,104.80
  4. Step 4: Simplify right side
    580,901.60x = 437,770,513,659.84
  5. Step 5: Solve for x
    x = 437,770,513,659.84/580,901.60
  6. Step 6: Final answer
    x = 753,605.28

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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.