Home / 491,982.12-737,974.80-155,054.52

Finding the Fourth Proportional to 491,982.12, 737,974.80 and 155,054.52

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Solution

The fourth proportional to 491,982.12, 737,974.80 and 155,054.52 is: 232,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,982.12 : 737,974.80 = 155,054.52 : x
  2. Step 2: Convert to fraction form
    491,982.12/737,974.80 = 155,054.52/x
  3. Step 3: Cross multiply
    491,982.12x = 737,974.80 × 155,054.52
  4. Step 4: Simplify right side
    491,982.12x = 114,426,328,386.10
  5. Step 5: Solve for x
    x = 114,426,328,386.10/491,982.12
  6. Step 6: Final answer
    x = 232,582.29

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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.