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Finding the Fourth Proportional to 584,987.20, 877,624.80 and 164,257.60

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Solution

The fourth proportional to 584,987.20, 877,624.80 and 164,257.60 is: 246,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,987.20 : 877,624.80 = 164,257.60 : x
  2. Step 2: Convert to fraction form
    584,987.20/877,624.80 = 164,257.60/x
  3. Step 3: Cross multiply
    584,987.20x = 877,624.80 × 164,257.60
  4. Step 4: Simplify right side
    584,987.20x = 144,156,543,348.48
  5. Step 5: Solve for x
    x = 144,156,543,348.48/584,987.20
  6. Step 6: Final answer
    x = 246,426.83

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1.5x scale

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.