Home / 724,490.40-1,086,735.60-251,018.40

Finding the Fourth Proportional to 724,490.40, 1,086,735.60 and 251,018.40

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Solution

The fourth proportional to 724,490.40, 1,086,735.60 and 251,018.40 is: 376,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,490.40 : 1,086,735.60 = 251,018.40 : x
  2. Step 2: Convert to fraction form
    724,490.40/1,086,735.60 = 251,018.40/x
  3. Step 3: Cross multiply
    724,490.40x = 1,086,735.60 × 251,018.40
  4. Step 4: Simplify right side
    724,490.40x = 272,790,631,535.04
  5. Step 5: Solve for x
    x = 272,790,631,535.04/724,490.40
  6. Step 6: Final answer
    x = 376,527.60

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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.