Home / 674,952.20-1,012,439.10-176,316.20

Finding the Fourth Proportional to 674,952.20, 1,012,439.10 and 176,316.20

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Solution

The fourth proportional to 674,952.20, 1,012,439.10 and 176,316.20 is: 264,477.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,952.20 : 1,012,439.10 = 176,316.20 : x
  2. Step 2: Convert to fraction form
    674,952.20/1,012,439.10 = 176,316.20/x
  3. Step 3: Cross multiply
    674,952.20x = 1,012,439.10 × 176,316.20
  4. Step 4: Simplify right side
    674,952.20x = 178,509,414,843.42
  5. Step 5: Solve for x
    x = 178,509,414,843.42/674,952.20
  6. Step 6: Final answer
    x = 264,477.12

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Double scale
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Similar ratio
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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.