Home / 376,724.90-565,087.35-155,108.90

Finding the Fourth Proportional to 376,724.90, 565,087.35 and 155,108.90

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Solution

The fourth proportional to 376,724.90, 565,087.35 and 155,108.90 is: 232,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,724.90 : 565,087.35 = 155,108.90 : x
  2. Step 2: Convert to fraction form
    376,724.90/565,087.35 = 155,108.90/x
  3. Step 3: Cross multiply
    376,724.90x = 565,087.35 × 155,108.90
  4. Step 4: Simplify right side
    376,724.90x = 87,650,077,262.42
  5. Step 5: Solve for x
    x = 87,650,077,262.42/376,724.90
  6. Step 6: Final answer
    x = 232,663.35

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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.