Home / 744,034.28-1,026,721.33-417,329.33

Finding the Fourth Proportional to 744,034.28, 1,026,721.33 and 417,329.33

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Solution

The fourth proportional to 744,034.28, 1,026,721.33 and 417,329.33 is: 575,888.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,034.28 : 1,026,721.33 = 417,329.33 : x
  2. Step 2: Convert to fraction form
    744,034.28/1,026,721.33 = 417,329.33/x
  3. Step 3: Cross multiply
    744,034.28x = 1,026,721.33 × 417,329.33
  4. Step 4: Simplify right side
    744,034.28x = 428,480,918,568.68
  5. Step 5: Solve for x
    x = 428,480,918,568.68/744,034.28
  6. Step 6: Final answer
    x = 575,888.68

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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.