Home / 755,116.10-1,042,084.41-432,887.30

Finding the Fourth Proportional to 755,116.10, 1,042,084.41 and 432,887.30

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Solution

The fourth proportional to 755,116.10, 1,042,084.41 and 432,887.30 is: 597,398.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,116.10 : 1,042,084.41 = 432,887.30 : x
  2. Step 2: Convert to fraction form
    755,116.10/1,042,084.41 = 432,887.30/x
  3. Step 3: Cross multiply
    755,116.10x = 1,042,084.41 × 432,887.30
  4. Step 4: Simplify right side
    755,116.10x = 451,105,106,616.99
  5. Step 5: Solve for x
    x = 451,105,106,616.99/755,116.10
  6. Step 6: Final answer
    x = 597,398.34

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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.