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Finding the Fourth Proportional to 301,927.64, 452,891.46 and 135,521.24

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Solution

The fourth proportional to 301,927.64, 452,891.46 and 135,521.24 is: 203,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,927.64 : 452,891.46 = 135,521.24 : x
  2. Step 2: Convert to fraction form
    301,927.64/452,891.46 = 135,521.24/x
  3. Step 3: Cross multiply
    301,927.64x = 452,891.46 × 135,521.24
  4. Step 4: Simplify right side
    301,927.64x = 61,376,412,244.61
  5. Step 5: Solve for x
    x = 61,376,412,244.61/301,927.64
  6. Step 6: Final answer
    x = 203,281.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.