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Finding the Fourth Proportional to 552,159.60, 828,257.79 and 152,766.93

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Solution

The fourth proportional to 552,159.60, 828,257.79 and 152,766.93 is: 229,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,159.60 : 828,257.79 = 152,766.93 : x
  2. Step 2: Convert to fraction form
    552,159.60/828,257.79 = 152,766.93/x
  3. Step 3: Cross multiply
    552,159.60x = 828,257.79 × 152,766.93
  4. Step 4: Simplify right side
    552,159.60x = 126,530,399,826.89
  5. Step 5: Solve for x
    x = 126,530,399,826.89/552,159.60
  6. Step 6: Final answer
    x = 229,155.48

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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.