Home / 1,588.70-2,382.24-615.08

Finding the Fourth Proportional to 1,588.70, 2,382.24 and 615.08

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Solution

The fourth proportional to 1,588.70, 2,382.24 and 615.08 is: 922.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588.70 : 2,382.24 = 615.08 : x
  2. Step 2: Convert to fraction form
    1,588.70/2,382.24 = 615.08/x
  3. Step 3: Cross multiply
    1,588.70x = 2,382.24 × 615.08
  4. Step 4: Simplify right side
    1,588.70x = 1,465,268.18
  5. Step 5: Solve for x
    x = 1,465,268.18/1,588.70
  6. Step 6: Final answer
    x = 922.31

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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.