Home / 266,279.36-367,377-175,680.32

Finding the Fourth Proportional to 266,279.36, 367,377 and 175,680.32

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Solution

The fourth proportional to 266,279.36, 367,377 and 175,680.32 is: 242,380.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,279.36 : 367,377 = 175,680.32 : x
  2. Step 2: Convert to fraction form
    266,279.36/367,377 = 175,680.32/x
  3. Step 3: Cross multiply
    266,279.36x = 367,377 × 175,680.32
  4. Step 4: Simplify right side
    266,279.36x = 64,540,908,920.64
  5. Step 5: Solve for x
    x = 64,540,908,920.64/266,279.36
  6. Step 6: Final answer
    x = 242,380.44

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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.