Home / 356,988.06-492,650.10-195,833.30

Finding the Fourth Proportional to 356,988.06, 492,650.10 and 195,833.30

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Solution

The fourth proportional to 356,988.06, 492,650.10 and 195,833.30 is: 270,253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,988.06 : 492,650.10 = 195,833.30 : x
  2. Step 2: Convert to fraction form
    356,988.06/492,650.10 = 195,833.30/x
  3. Step 3: Cross multiply
    356,988.06x = 492,650.10 × 195,833.30
  4. Step 4: Simplify right side
    356,988.06x = 96,477,292,365.08
  5. Step 5: Solve for x
    x = 96,477,292,365.08/356,988.06
  6. Step 6: Final answer
    x = 270,253.56

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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.