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Finding the Fourth Proportional to 304,285.32, 456,438.39 and 104,604

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Solution

The fourth proportional to 304,285.32, 456,438.39 and 104,604 is: 156,909.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,285.32 : 456,438.39 = 104,604 : x
  2. Step 2: Convert to fraction form
    304,285.32/456,438.39 = 104,604/x
  3. Step 3: Cross multiply
    304,285.32x = 456,438.39 × 104,604
  4. Step 4: Simplify right side
    304,285.32x = 47,745,281,347.56
  5. Step 5: Solve for x
    x = 47,745,281,347.56/304,285.32
  6. Step 6: Final answer
    x = 156,909.58

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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.