Home / 837,177.28-1,254,082.56-387,266.56

Finding the Fourth Proportional to 837,177.28, 1,254,082.56 and 387,266.56

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Solution

The fourth proportional to 837,177.28, 1,254,082.56 and 387,266.56 is: 580,121.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,177.28 : 1,254,082.56 = 387,266.56 : x
  2. Step 2: Convert to fraction form
    837,177.28/1,254,082.56 = 387,266.56/x
  3. Step 3: Cross multiply
    837,177.28x = 1,254,082.56 × 387,266.56
  4. Step 4: Simplify right side
    837,177.28x = 485,664,238,967.19
  5. Step 5: Solve for x
    x = 485,664,238,967.19/837,177.28
  6. Step 6: Final answer
    x = 580,121.14

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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.