Home / 440,513.04-660,981.24-240,825.36

Finding the Fourth Proportional to 440,513.04, 660,981.24 and 240,825.36

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Solution

The fourth proportional to 440,513.04, 660,981.24 and 240,825.36 is: 361,353.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,513.04 : 660,981.24 = 240,825.36 : x
  2. Step 2: Convert to fraction form
    440,513.04/660,981.24 = 240,825.36/x
  3. Step 3: Cross multiply
    440,513.04x = 660,981.24 × 240,825.36
  4. Step 4: Simplify right side
    440,513.04x = 159,181,045,076.25
  5. Step 5: Solve for x
    x = 159,181,045,076.25/440,513.04
  6. Step 6: Final answer
    x = 361,353.76

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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.