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Finding the Fourth Proportional to 220,374.30, 304,012.62 and 159,812.13

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Solution

The fourth proportional to 220,374.30, 304,012.62 and 159,812.13 is: 220,465.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,374.30 : 304,012.62 = 159,812.13 : x
  2. Step 2: Convert to fraction form
    220,374.30/304,012.62 = 159,812.13/x
  3. Step 3: Cross multiply
    220,374.30x = 304,012.62 × 159,812.13
  4. Step 4: Simplify right side
    220,374.30x = 48,584,904,349.08
  5. Step 5: Solve for x
    x = 48,584,904,349.08/220,374.30
  6. Step 6: Final answer
    x = 220,465.38

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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.