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Finding the Fourth Proportional to 1,036.04, 1,429.68 and 593.92

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Solution

The fourth proportional to 1,036.04, 1,429.68 and 593.92 is: 819.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.04 : 1,429.68 = 593.92 : x
  2. Step 2: Convert to fraction form
    1,036.04/1,429.68 = 593.92/x
  3. Step 3: Cross multiply
    1,036.04x = 1,429.68 × 593.92
  4. Step 4: Simplify right side
    1,036.04x = 849,115.55
  5. Step 5: Solve for x
    x = 849,115.55/1,036.04
  6. Step 6: Final answer
    x = 819.58

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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.