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Finding the Fourth Proportional to 304,110.60, 456,122.70 and 104,440.20

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Solution

The fourth proportional to 304,110.60, 456,122.70 and 104,440.20 is: 156,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,110.60 : 456,122.70 = 104,440.20 : x
  2. Step 2: Convert to fraction form
    304,110.60/456,122.70 = 104,440.20/x
  3. Step 3: Cross multiply
    304,110.60x = 456,122.70 × 104,440.20
  4. Step 4: Simplify right side
    304,110.60x = 47,637,546,012.54
  5. Step 5: Solve for x
    x = 47,637,546,012.54/304,110.60
  6. Step 6: Final answer
    x = 156,645.46

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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.