Home / 755,371.98-1,042,382.25-432,857.52

Finding the Fourth Proportional to 755,371.98, 1,042,382.25 and 432,857.52

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Solution

The fourth proportional to 755,371.98, 1,042,382.25 and 432,857.52 is: 597,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,371.98 : 1,042,382.25 = 432,857.52 : x
  2. Step 2: Convert to fraction form
    755,371.98/1,042,382.25 = 432,857.52/x
  3. Step 3: Cross multiply
    755,371.98x = 1,042,382.25 × 432,857.52
  4. Step 4: Simplify right side
    755,371.98x = 451,202,995,627.02
  5. Step 5: Solve for x
    x = 451,202,995,627.02/755,371.98
  6. Step 6: Final answer
    x = 597,325.57

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1.5x scale

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.