Home / 749,936.27-1,034,911.39-423,318.04

Finding the Fourth Proportional to 749,936.27, 1,034,911.39 and 423,318.04

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Solution

The fourth proportional to 749,936.27, 1,034,911.39 and 423,318.04 is: 584,178.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,936.27 : 1,034,911.39 = 423,318.04 : x
  2. Step 2: Convert to fraction form
    749,936.27/1,034,911.39 = 423,318.04/x
  3. Step 3: Cross multiply
    749,936.27x = 1,034,911.39 × 423,318.04
  4. Step 4: Simplify right side
    749,936.27x = 438,096,656,249.26
  5. Step 5: Solve for x
    x = 438,096,656,249.26/749,936.27
  6. Step 6: Final answer
    x = 584,178.51

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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.