Home / 1,041.16-1,436.80-575.42

Finding the Fourth Proportional to 1,041.16, 1,436.80 and 575.42

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Solution

The fourth proportional to 1,041.16, 1,436.80 and 575.42 is: 794.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041.16 : 1,436.80 = 575.42 : x
  2. Step 2: Convert to fraction form
    1,041.16/1,436.80 = 575.42/x
  3. Step 3: Cross multiply
    1,041.16x = 1,436.80 × 575.42
  4. Step 4: Simplify right side
    1,041.16x = 826,763.46
  5. Step 5: Solve for x
    x = 826,763.46/1,041.16
  6. Step 6: Final answer
    x = 794.08

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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.