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Finding the Fourth Proportional to 454,701, 627,479.06 and 250,770.74

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Solution

The fourth proportional to 454,701, 627,479.06 and 250,770.74 is: 346,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,701 : 627,479.06 = 250,770.74 : x
  2. Step 2: Convert to fraction form
    454,701/627,479.06 = 250,770.74/x
  3. Step 3: Cross multiply
    454,701x = 627,479.06 × 250,770.74
  4. Step 4: Simplify right side
    454,701x = 157,353,388,210.70
  5. Step 5: Solve for x
    x = 157,353,388,210.70/454,701
  6. Step 6: Final answer
    x = 346,059.03

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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.