Home / 454,308.08-626,937.62-247,579.20

Finding the Fourth Proportional to 454,308.08, 626,937.62 and 247,579.20

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Solution

The fourth proportional to 454,308.08, 626,937.62 and 247,579.20 is: 341,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,308.08 : 626,937.62 = 247,579.20 : x
  2. Step 2: Convert to fraction form
    454,308.08/626,937.62 = 247,579.20/x
  3. Step 3: Cross multiply
    454,308.08x = 626,937.62 × 247,579.20
  4. Step 4: Simplify right side
    454,308.08x = 155,216,713,171.61
  5. Step 5: Solve for x
    x = 155,216,713,171.61/454,308.08
  6. Step 6: Final answer
    x = 341,655.19

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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.