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Finding the Fourth Proportional to 304,826.35, 457,254.11 and 147,187.39

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Solution

The fourth proportional to 304,826.35, 457,254.11 and 147,187.39 is: 220,788.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,826.35 : 457,254.11 = 147,187.39 : x
  2. Step 2: Convert to fraction form
    304,826.35/457,254.11 = 147,187.39/x
  3. Step 3: Cross multiply
    304,826.35x = 457,254.11 × 147,187.39
  4. Step 4: Simplify right side
    304,826.35x = 67,302,035,995.47
  5. Step 5: Solve for x
    x = 67,302,035,995.47/304,826.35
  6. Step 6: Final answer
    x = 220,788.12

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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.