Home / 392,010.04-587,274.90-231,607.36

Finding the Fourth Proportional to 392,010.04, 587,274.90 and 231,607.36

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Solution

The fourth proportional to 392,010.04, 587,274.90 and 231,607.36 is: 346,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,010.04 : 587,274.90 = 231,607.36 : x
  2. Step 2: Convert to fraction form
    392,010.04/587,274.90 = 231,607.36/x
  3. Step 3: Cross multiply
    392,010.04x = 587,274.90 × 231,607.36
  4. Step 4: Simplify right side
    392,010.04x = 136,017,189,183.26
  5. Step 5: Solve for x
    x = 136,017,189,183.26/392,010.04
  6. Step 6: Final answer
    x = 346,973.74

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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.