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Finding the Fourth Proportional to 733.44, 1,013.16 and 587.10

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Solution

The fourth proportional to 733.44, 1,013.16 and 587.10 is: 811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.44 : 1,013.16 = 587.10 : x
  2. Step 2: Convert to fraction form
    733.44/1,013.16 = 587.10/x
  3. Step 3: Cross multiply
    733.44x = 1,013.16 × 587.10
  4. Step 4: Simplify right side
    733.44x = 594,826.24
  5. Step 5: Solve for x
    x = 594,826.24/733.44
  6. Step 6: Final answer
    x = 811.01

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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.