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Finding the Fourth Proportional to 472,671.42, 709,297.50 and 248,192.88

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Solution

The fourth proportional to 472,671.42, 709,297.50 and 248,192.88 is: 372,441.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,671.42 : 709,297.50 = 248,192.88 : x
  2. Step 2: Convert to fraction form
    472,671.42/709,297.50 = 248,192.88/x
  3. Step 3: Cross multiply
    472,671.42x = 709,297.50 × 248,192.88
  4. Step 4: Simplify right side
    472,671.42x = 176,042,589,301.80
  5. Step 5: Solve for x
    x = 176,042,589,301.80/472,671.42
  6. Step 6: Final answer
    x = 372,441.79

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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.