Home / 442,728.28-610,962.17-251,741.67

Finding the Fourth Proportional to 442,728.28, 610,962.17 and 251,741.67

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Solution

The fourth proportional to 442,728.28, 610,962.17 and 251,741.67 is: 347,401.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,728.28 : 610,962.17 = 251,741.67 : x
  2. Step 2: Convert to fraction form
    442,728.28/610,962.17 = 251,741.67/x
  3. Step 3: Cross multiply
    442,728.28x = 610,962.17 × 251,741.67
  4. Step 4: Simplify right side
    442,728.28x = 153,804,636,982.62
  5. Step 5: Solve for x
    x = 153,804,636,982.62/442,728.28
  6. Step 6: Final answer
    x = 347,401.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.