Home / 841,867.28-1,161,568.68-540,469.52

Finding the Fourth Proportional to 841,867.28, 1,161,568.68 and 540,469.52

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Solution

The fourth proportional to 841,867.28, 1,161,568.68 and 540,469.52 is: 745,714.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,867.28 : 1,161,568.68 = 540,469.52 : x
  2. Step 2: Convert to fraction form
    841,867.28/1,161,568.68 = 540,469.52/x
  3. Step 3: Cross multiply
    841,867.28x = 1,161,568.68 × 540,469.52
  4. Step 4: Simplify right side
    841,867.28x = 627,792,466,926.63
  5. Step 5: Solve for x
    x = 627,792,466,926.63/841,867.28
  6. Step 6: Final answer
    x = 745,714.30

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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.