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Finding the Fourth Proportional to 454,155.80, 681,233.70 and 444,314.30

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Solution

The fourth proportional to 454,155.80, 681,233.70 and 444,314.30 is: 666,471.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,155.80 : 681,233.70 = 444,314.30 : x
  2. Step 2: Convert to fraction form
    454,155.80/681,233.70 = 444,314.30/x
  3. Step 3: Cross multiply
    454,155.80x = 681,233.70 × 444,314.30
  4. Step 4: Simplify right side
    454,155.80x = 302,681,874,551.91
  5. Step 5: Solve for x
    x = 302,681,874,551.91/454,155.80
  6. Step 6: Final answer
    x = 666,471.45

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1.5x scale

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.