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Finding the Fourth Proportional to 1,350.71, 2,025.98 and 473.14

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Solution

The fourth proportional to 1,350.71, 2,025.98 and 473.14 is: 709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.71 : 2,025.98 = 473.14 : x
  2. Step 2: Convert to fraction form
    1,350.71/2,025.98 = 473.14/x
  3. Step 3: Cross multiply
    1,350.71x = 2,025.98 × 473.14
  4. Step 4: Simplify right side
    1,350.71x = 958,574.12
  5. Step 5: Solve for x
    x = 958,574.12/1,350.71
  6. Step 6: Final answer
    x = 709.68

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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.