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Finding the Fourth Proportional to 317,182.73, 437,671.83 and 181,225.48

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Solution

The fourth proportional to 317,182.73, 437,671.83 and 181,225.48 is: 250,068.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,182.73 : 437,671.83 = 181,225.48 : x
  2. Step 2: Convert to fraction form
    317,182.73/437,671.83 = 181,225.48/x
  3. Step 3: Cross multiply
    317,182.73x = 437,671.83 × 181,225.48
  4. Step 4: Simplify right side
    317,182.73x = 79,317,286,380.05
  5. Step 5: Solve for x
    x = 79,317,286,380.05/317,182.73
  6. Step 6: Final answer
    x = 250,068.12

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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.