Home / 491,966.04-737,949.60-136,980.84

Finding the Fourth Proportional to 491,966.04, 737,949.60 and 136,980.84

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Solution

The fourth proportional to 491,966.04, 737,949.60 and 136,980.84 is: 205,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,966.04 : 737,949.60 = 136,980.84 : x
  2. Step 2: Convert to fraction form
    491,966.04/737,949.60 = 136,980.84/x
  3. Step 3: Cross multiply
    491,966.04x = 737,949.60 × 136,980.84
  4. Step 4: Simplify right side
    491,966.04x = 101,084,956,085.66
  5. Step 5: Solve for x
    x = 101,084,956,085.66/491,966.04
  6. Step 6: Final answer
    x = 205,471.41

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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.