Home / 392,199.48-541,055.52-230,977.35

Finding the Fourth Proportional to 392,199.48, 541,055.52 and 230,977.35

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Solution

The fourth proportional to 392,199.48, 541,055.52 and 230,977.35 is: 318,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,199.48 : 541,055.52 = 230,977.35 : x
  2. Step 2: Convert to fraction form
    392,199.48/541,055.52 = 230,977.35/x
  3. Step 3: Cross multiply
    392,199.48x = 541,055.52 × 230,977.35
  4. Step 4: Simplify right side
    392,199.48x = 124,971,570,212.47
  5. Step 5: Solve for x
    x = 124,971,570,212.47/392,199.48
  6. Step 6: Final answer
    x = 318,642.88

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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.