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Finding the Fourth Proportional to 296,412.10, 444,034.95 and 177,730.90

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Solution

The fourth proportional to 296,412.10, 444,034.95 and 177,730.90 is: 266,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,412.10 : 444,034.95 = 177,730.90 : x
  2. Step 2: Convert to fraction form
    296,412.10/444,034.95 = 177,730.90/x
  3. Step 3: Cross multiply
    296,412.10x = 444,034.95 × 177,730.90
  4. Step 4: Simplify right side
    296,412.10x = 78,918,731,294.96
  5. Step 5: Solve for x
    x = 78,918,731,294.96/296,412.10
  6. Step 6: Final answer
    x = 266,246.66

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1.5x scale

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.