Home / 609,966.40-914,949.60-452,502.40

Finding the Fourth Proportional to 609,966.40, 914,949.60 and 452,502.40

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Solution

The fourth proportional to 609,966.40, 914,949.60 and 452,502.40 is: 678,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,966.40 : 914,949.60 = 452,502.40 : x
  2. Step 2: Convert to fraction form
    609,966.40/914,949.60 = 452,502.40/x
  3. Step 3: Cross multiply
    609,966.40x = 914,949.60 × 452,502.40
  4. Step 4: Simplify right side
    609,966.40x = 414,016,889,879.04
  5. Step 5: Solve for x
    x = 414,016,889,879.04/609,966.40
  6. Step 6: Final answer
    x = 678,753.60

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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.