Home / 317,175.40-437,705.22-181,227.16

Finding the Fourth Proportional to 317,175.40, 437,705.22 and 181,227.16

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Solution

The fourth proportional to 317,175.40, 437,705.22 and 181,227.16 is: 250,095.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,175.40 : 437,705.22 = 181,227.16 : x
  2. Step 2: Convert to fraction form
    317,175.40/437,705.22 = 181,227.16/x
  3. Step 3: Cross multiply
    317,175.40x = 437,705.22 × 181,227.16
  4. Step 4: Simplify right side
    317,175.40x = 79,324,073,937.78
  5. Step 5: Solve for x
    x = 79,324,073,937.78/317,175.40
  6. Step 6: Final answer
    x = 250,095.29

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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.