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Finding the Fourth Proportional to 1,041.60, 1,437.12 and 599.36

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Solution

The fourth proportional to 1,041.60, 1,437.12 and 599.36 is: 826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041.60 : 1,437.12 = 599.36 : x
  2. Step 2: Convert to fraction form
    1,041.60/1,437.12 = 599.36/x
  3. Step 3: Cross multiply
    1,041.60x = 1,437.12 × 599.36
  4. Step 4: Simplify right side
    1,041.60x = 861,352.24
  5. Step 5: Solve for x
    x = 861,352.24/1,041.60
  6. Step 6: Final answer
    x = 826.95

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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.