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Finding the Fourth Proportional to 573,284.88, 859,924.62 and 146,819.88

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Solution

The fourth proportional to 573,284.88, 859,924.62 and 146,819.88 is: 220,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,284.88 : 859,924.62 = 146,819.88 : x
  2. Step 2: Convert to fraction form
    573,284.88/859,924.62 = 146,819.88/x
  3. Step 3: Cross multiply
    573,284.88x = 859,924.62 × 146,819.88
  4. Step 4: Simplify right side
    573,284.88x = 126,254,029,517.45
  5. Step 5: Solve for x
    x = 126,254,029,517.45/573,284.88
  6. Step 6: Final answer
    x = 220,229.13

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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.