Home / 925,502.10-1,388,112.33-356,800.23

Finding the Fourth Proportional to 925,502.10, 1,388,112.33 and 356,800.23

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Solution

The fourth proportional to 925,502.10, 1,388,112.33 and 356,800.23 is: 535,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,502.10 : 1,388,112.33 = 356,800.23 : x
  2. Step 2: Convert to fraction form
    925,502.10/1,388,112.33 = 356,800.23/x
  3. Step 3: Cross multiply
    925,502.10x = 1,388,112.33 × 356,800.23
  4. Step 4: Simplify right side
    925,502.10x = 495,278,798,609.84
  5. Step 5: Solve for x
    x = 495,278,798,609.84/925,502.10
  6. Step 6: Final answer
    x = 535,146.06

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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.