Home / 744,359.46-1,026,984.33-422,044.26

Finding the Fourth Proportional to 744,359.46, 1,026,984.33 and 422,044.26

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Solution

The fourth proportional to 744,359.46, 1,026,984.33 and 422,044.26 is: 582,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,359.46 : 1,026,984.33 = 422,044.26 : x
  2. Step 2: Convert to fraction form
    744,359.46/1,026,984.33 = 422,044.26/x
  3. Step 3: Cross multiply
    744,359.46x = 1,026,984.33 × 422,044.26
  4. Step 4: Simplify right side
    744,359.46x = 433,432,841,586.45
  5. Step 5: Solve for x
    x = 433,432,841,586.45/744,359.46
  6. Step 6: Final answer
    x = 582,289.69

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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.