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Finding the Fourth Proportional to 529,552.80, 794,079.63 and 192,355.74

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Solution

The fourth proportional to 529,552.80, 794,079.63 and 192,355.74 is: 288,442.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,552.80 : 794,079.63 = 192,355.74 : x
  2. Step 2: Convert to fraction form
    529,552.80/794,079.63 = 192,355.74/x
  3. Step 3: Cross multiply
    529,552.80x = 794,079.63 × 192,355.74
  4. Step 4: Simplify right side
    529,552.80x = 152,745,774,847.58
  5. Step 5: Solve for x
    x = 152,745,774,847.58/529,552.80
  6. Step 6: Final answer
    x = 288,442.96

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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.