Home / 925,082.72-1,387,719.24-349,191.08

Finding the Fourth Proportional to 925,082.72, 1,387,719.24 and 349,191.08

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Solution

The fourth proportional to 925,082.72, 1,387,719.24 and 349,191.08 is: 523,822.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,082.72 : 1,387,719.24 = 349,191.08 : x
  2. Step 2: Convert to fraction form
    925,082.72/1,387,719.24 = 349,191.08/x
  3. Step 3: Cross multiply
    925,082.72x = 1,387,719.24 × 349,191.08
  4. Step 4: Simplify right side
    925,082.72x = 484,579,186,878.38
  5. Step 5: Solve for x
    x = 484,579,186,878.38/925,082.72
  6. Step 6: Final answer
    x = 523,822.55

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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.