Home / 638,046.12-957,156.66-283,052.28

Finding the Fourth Proportional to 638,046.12, 957,156.66 and 283,052.28

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Solution

The fourth proportional to 638,046.12, 957,156.66 and 283,052.28 is: 424,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,046.12 : 957,156.66 = 283,052.28 : x
  2. Step 2: Convert to fraction form
    638,046.12/957,156.66 = 283,052.28/x
  3. Step 3: Cross multiply
    638,046.12x = 957,156.66 × 283,052.28
  4. Step 4: Simplify right side
    638,046.12x = 270,925,374,930.19
  5. Step 5: Solve for x
    x = 270,925,374,930.19/638,046.12
  6. Step 6: Final answer
    x = 424,617.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.