Home / 942,174.74-1,412,406.92-342,712.20

Finding the Fourth Proportional to 942,174.74, 1,412,406.92 and 342,712.20

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Solution

The fourth proportional to 942,174.74, 1,412,406.92 and 342,712.20 is: 513,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,174.74 : 1,412,406.92 = 342,712.20 : x
  2. Step 2: Convert to fraction form
    942,174.74/1,412,406.92 = 342,712.20/x
  3. Step 3: Cross multiply
    942,174.74x = 1,412,406.92 × 342,712.20
  4. Step 4: Simplify right side
    942,174.74x = 484,049,082,848.42
  5. Step 5: Solve for x
    x = 484,049,082,848.42/942,174.74
  6. Step 6: Final answer
    x = 513,757.23

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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.