Home / 1,065,678.27-1,599,147.86-392,232.57

Finding the Fourth Proportional to 1,065,678.27, 1,599,147.86 and 392,232.57

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Solution

The fourth proportional to 1,065,678.27, 1,599,147.86 and 392,232.57 is: 588,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,678.27 : 1,599,147.86 = 392,232.57 : x
  2. Step 2: Convert to fraction form
    1,065,678.27/1,599,147.86 = 392,232.57/x
  3. Step 3: Cross multiply
    1,065,678.27x = 1,599,147.86 × 392,232.57
  4. Step 4: Simplify right side
    1,065,678.27x = 627,237,872,976.64
  5. Step 5: Solve for x
    x = 627,237,872,976.64/1,065,678.27
  6. Step 6: Final answer
    x = 588,580.90

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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.