Home / 925,082.98-1,387,719.63-349,191.35

Finding the Fourth Proportional to 925,082.98, 1,387,719.63 and 349,191.35

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Solution

The fourth proportional to 925,082.98, 1,387,719.63 and 349,191.35 is: 523,822.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,082.98 : 1,387,719.63 = 349,191.35 : x
  2. Step 2: Convert to fraction form
    925,082.98/1,387,719.63 = 349,191.35/x
  3. Step 3: Cross multiply
    925,082.98x = 1,387,719.63 × 349,191.35
  4. Step 4: Simplify right side
    925,082.98x = 484,579,683,427.87
  5. Step 5: Solve for x
    x = 484,579,683,427.87/925,082.98
  6. Step 6: Final answer
    x = 523,822.94

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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.