Home / 370,773.24-511,395.30-243,402.36

Finding the Fourth Proportional to 370,773.24, 511,395.30 and 243,402.36

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Solution

The fourth proportional to 370,773.24, 511,395.30 and 243,402.36 is: 335,716.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,773.24 : 511,395.30 = 243,402.36 : x
  2. Step 2: Convert to fraction form
    370,773.24/511,395.30 = 243,402.36/x
  3. Step 3: Cross multiply
    370,773.24x = 511,395.30 × 243,402.36
  4. Step 4: Simplify right side
    370,773.24x = 124,474,822,912.91
  5. Step 5: Solve for x
    x = 124,474,822,912.91/370,773.24
  6. Step 6: Final answer
    x = 335,716.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.