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Finding the Fourth Proportional to 277,488.62, 382,934.28 and 150,164.21

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Solution

The fourth proportional to 277,488.62, 382,934.28 and 150,164.21 is: 207,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,488.62 : 382,934.28 = 150,164.21 : x
  2. Step 2: Convert to fraction form
    277,488.62/382,934.28 = 150,164.21/x
  3. Step 3: Cross multiply
    277,488.62x = 382,934.28 × 150,164.21
  4. Step 4: Simplify right side
    277,488.62x = 57,503,023,638.12
  5. Step 5: Solve for x
    x = 57,503,023,638.12/277,488.62
  6. Step 6: Final answer
    x = 207,226.60

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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.