Home / 404,458.13-558,152.22-225,610.13

Finding the Fourth Proportional to 404,458.13, 558,152.22 and 225,610.13

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Solution

The fourth proportional to 404,458.13, 558,152.22 and 225,610.13 is: 311,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,458.13 : 558,152.22 = 225,610.13 : x
  2. Step 2: Convert to fraction form
    404,458.13/558,152.22 = 225,610.13/x
  3. Step 3: Cross multiply
    404,458.13x = 558,152.22 × 225,610.13
  4. Step 4: Simplify right side
    404,458.13x = 125,924,792,123.23
  5. Step 5: Solve for x
    x = 125,924,792,123.23/404,458.13
  6. Step 6: Final answer
    x = 311,341.98

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1.5x scale

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.