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Finding the Fourth Proportional to 454,335.77, 626,987.64 and 250,394.04

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Solution

The fourth proportional to 454,335.77, 626,987.64 and 250,394.04 is: 345,546.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,335.77 : 626,987.64 = 250,394.04 : x
  2. Step 2: Convert to fraction form
    454,335.77/626,987.64 = 250,394.04/x
  3. Step 3: Cross multiply
    454,335.77x = 626,987.64 × 250,394.04
  4. Step 4: Simplify right side
    454,335.77x = 156,993,968,209.67
  5. Step 5: Solve for x
    x = 156,993,968,209.67/454,335.77
  6. Step 6: Final answer
    x = 345,546.14

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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.