Home / 400,557.91-552,753.26-219,265.33

Finding the Fourth Proportional to 400,557.91, 552,753.26 and 219,265.33

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Solution

The fourth proportional to 400,557.91, 552,753.26 and 219,265.33 is: 302,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,557.91 : 552,753.26 = 219,265.33 : x
  2. Step 2: Convert to fraction form
    400,557.91/552,753.26 = 219,265.33/x
  3. Step 3: Cross multiply
    400,557.91x = 552,753.26 × 219,265.33
  4. Step 4: Simplify right side
    400,557.91x = 121,199,623,484.27
  5. Step 5: Solve for x
    x = 121,199,623,484.27/400,557.91
  6. Step 6: Final answer
    x = 302,577.03

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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.