Home / 454,458.06-627,148.58-247,725.95

Finding the Fourth Proportional to 454,458.06, 627,148.58 and 247,725.95

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Solution

The fourth proportional to 454,458.06, 627,148.58 and 247,725.95 is: 341,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,458.06 : 627,148.58 = 247,725.95 : x
  2. Step 2: Convert to fraction form
    454,458.06/627,148.58 = 247,725.95/x
  3. Step 3: Cross multiply
    454,458.06x = 627,148.58 × 247,725.95
  4. Step 4: Simplify right side
    454,458.06x = 155,360,973,397.28
  5. Step 5: Solve for x
    x = 155,360,973,397.28/454,458.06
  6. Step 6: Final answer
    x = 341,859.87

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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.