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Finding the Fourth Proportional to 944,840.57, 1,416,843.89 and 270,768.89

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Solution

The fourth proportional to 944,840.57, 1,416,843.89 and 270,768.89 is: 406,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,840.57 : 1,416,843.89 = 270,768.89 : x
  2. Step 2: Convert to fraction form
    944,840.57/1,416,843.89 = 270,768.89/x
  3. Step 3: Cross multiply
    944,840.57x = 1,416,843.89 × 270,768.89
  4. Step 4: Simplify right side
    944,840.57x = 383,637,252,125.31
  5. Step 5: Solve for x
    x = 383,637,252,125.31/944,840.57
  6. Step 6: Final answer
    x = 406,033.85

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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.