Home / 1,039.16-1,434.11-597.17

Finding the Fourth Proportional to 1,039.16, 1,434.11 and 597.17

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Solution

The fourth proportional to 1,039.16, 1,434.11 and 597.17 is: 824.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039.16 : 1,434.11 = 597.17 : x
  2. Step 2: Convert to fraction form
    1,039.16/1,434.11 = 597.17/x
  3. Step 3: Cross multiply
    1,039.16x = 1,434.11 × 597.17
  4. Step 4: Simplify right side
    1,039.16x = 856,397.31
  5. Step 5: Solve for x
    x = 856,397.31/1,039.16
  6. Step 6: Final answer
    x = 824.13

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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.