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Finding the Fourth Proportional to 454,051.67, 626,595.63 and 250,103.49

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Solution

The fourth proportional to 454,051.67, 626,595.63 and 250,103.49 is: 345,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,051.67 : 626,595.63 = 250,103.49 : x
  2. Step 2: Convert to fraction form
    454,051.67/626,595.63 = 250,103.49/x
  3. Step 3: Cross multiply
    454,051.67x = 626,595.63 × 250,103.49
  4. Step 4: Simplify right side
    454,051.67x = 156,713,753,881.75
  5. Step 5: Solve for x
    x = 156,713,753,881.75/454,051.67
  6. Step 6: Final answer
    x = 345,145.20

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1.5x scale

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.