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Finding the Fourth Proportional to 591,206.40, 887,366.40 and 310,924.80

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Solution

The fourth proportional to 591,206.40, 887,366.40 and 310,924.80 is: 466,680.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,206.40 : 887,366.40 = 310,924.80 : x
  2. Step 2: Convert to fraction form
    591,206.40/887,366.40 = 310,924.80/x
  3. Step 3: Cross multiply
    591,206.40x = 887,366.40 × 310,924.80
  4. Step 4: Simplify right side
    591,206.40x = 275,904,220,446.72
  5. Step 5: Solve for x
    x = 275,904,220,446.72/591,206.40
  6. Step 6: Final answer
    x = 466,680.03

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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.