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Finding the Fourth Proportional to 573,348.10, 859,803.45 and 173,856.10

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Solution

The fourth proportional to 573,348.10, 859,803.45 and 173,856.10 is: 260,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,348.10 : 859,803.45 = 173,856.10 : x
  2. Step 2: Convert to fraction form
    573,348.10/859,803.45 = 173,856.10/x
  3. Step 3: Cross multiply
    573,348.10x = 859,803.45 × 173,856.10
  4. Step 4: Simplify right side
    573,348.10x = 149,482,074,583.55
  5. Step 5: Solve for x
    x = 149,482,074,583.55/573,348.10
  6. Step 6: Final answer
    x = 260,717.83

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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.