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Finding the Fourth Proportional to 1,034.65, 1,427.84 and 592.69

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Solution

The fourth proportional to 1,034.65, 1,427.84 and 592.69 is: 817.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.65 : 1,427.84 = 592.69 : x
  2. Step 2: Convert to fraction form
    1,034.65/1,427.84 = 592.69/x
  3. Step 3: Cross multiply
    1,034.65x = 1,427.84 × 592.69
  4. Step 4: Simplify right side
    1,034.65x = 846,256.39
  5. Step 5: Solve for x
    x = 846,256.39/1,034.65
  6. Step 6: Final answer
    x = 817.92

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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.