Home / 954,182.30-1,431,051.90-280,082.56

Finding the Fourth Proportional to 954,182.30, 1,431,051.90 and 280,082.56

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Solution

The fourth proportional to 954,182.30, 1,431,051.90 and 280,082.56 is: 420,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,182.30 : 1,431,051.90 = 280,082.56 : x
  2. Step 2: Convert to fraction form
    954,182.30/1,431,051.90 = 280,082.56/x
  3. Step 3: Cross multiply
    954,182.30x = 1,431,051.90 × 280,082.56
  4. Step 4: Simplify right side
    954,182.30x = 400,812,679,644.86
  5. Step 5: Solve for x
    x = 400,812,679,644.86/954,182.30
  6. Step 6: Final answer
    x = 420,058.81

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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.