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Finding the Fourth Proportional to 573,153.56, 859,854.57 and 173,824.98

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Solution

The fourth proportional to 573,153.56, 859,854.57 and 173,824.98 is: 260,775.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,153.56 : 859,854.57 = 173,824.98 : x
  2. Step 2: Convert to fraction form
    573,153.56/859,854.57 = 173,824.98/x
  3. Step 3: Cross multiply
    573,153.56x = 859,854.57 × 173,824.98
  4. Step 4: Simplify right side
    573,153.56x = 149,464,203,433.16
  5. Step 5: Solve for x
    x = 149,464,203,433.16/573,153.56
  6. Step 6: Final answer
    x = 260,775.15

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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.