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Finding the Fourth Proportional to 317,224.58, 437,729.52 and 181,267.28

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Solution

The fourth proportional to 317,224.58, 437,729.52 and 181,267.28 is: 250,125.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,224.58 : 437,729.52 = 181,267.28 : x
  2. Step 2: Convert to fraction form
    317,224.58/437,729.52 = 181,267.28/x
  3. Step 3: Cross multiply
    317,224.58x = 437,729.52 × 181,267.28
  4. Step 4: Simplify right side
    317,224.58x = 79,346,039,466.11
  5. Step 5: Solve for x
    x = 79,346,039,466.11/317,224.58
  6. Step 6: Final answer
    x = 250,125.76

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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.