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Finding the Fourth Proportional to 325,248.50, 448,821.18 and 180,044.42

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Solution

The fourth proportional to 325,248.50, 448,821.18 and 180,044.42 is: 248,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,248.50 : 448,821.18 = 180,044.42 : x
  2. Step 2: Convert to fraction form
    325,248.50/448,821.18 = 180,044.42/x
  3. Step 3: Cross multiply
    325,248.50x = 448,821.18 × 180,044.42
  4. Step 4: Simplify right side
    325,248.50x = 80,807,749,036.82
  5. Step 5: Solve for x
    x = 80,807,749,036.82/325,248.50
  6. Step 6: Final answer
    x = 248,449.26

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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.