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Finding the Fourth Proportional to 381,966.66, 572,077.98 and 182,427.66

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Solution

The fourth proportional to 381,966.66, 572,077.98 and 182,427.66 is: 273,225.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,966.66 : 572,077.98 = 182,427.66 : x
  2. Step 2: Convert to fraction form
    381,966.66/572,077.98 = 182,427.66/x
  3. Step 3: Cross multiply
    381,966.66x = 572,077.98 × 182,427.66
  4. Step 4: Simplify right side
    381,966.66x = 104,362,847,228.93
  5. Step 5: Solve for x
    x = 104,362,847,228.93/381,966.66
  6. Step 6: Final answer
    x = 273,225.02

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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.