Home / 1,022.38-1,534.18-373.16

Finding the Fourth Proportional to 1,022.38, 1,534.18 and 373.16

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Solution

The fourth proportional to 1,022.38, 1,534.18 and 373.16 is: 559.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022.38 : 1,534.18 = 373.16 : x
  2. Step 2: Convert to fraction form
    1,022.38/1,534.18 = 373.16/x
  3. Step 3: Cross multiply
    1,022.38x = 1,534.18 × 373.16
  4. Step 4: Simplify right side
    1,022.38x = 572,494.61
  5. Step 5: Solve for x
    x = 572,494.61/1,022.38
  6. Step 6: Final answer
    x = 559.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.