Home / 738,952.88-1,108,429.31-177,987.38

Finding the Fourth Proportional to 738,952.88, 1,108,429.31 and 177,987.38

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Solution

The fourth proportional to 738,952.88, 1,108,429.31 and 177,987.38 is: 266,981.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,952.88 : 1,108,429.31 = 177,987.38 : x
  2. Step 2: Convert to fraction form
    738,952.88/1,108,429.31 = 177,987.38/x
  3. Step 3: Cross multiply
    738,952.88x = 1,108,429.31 × 177,987.38
  4. Step 4: Simplify right side
    738,952.88x = 197,286,423,704.93
  5. Step 5: Solve for x
    x = 197,286,423,704.93/738,952.88
  6. Step 6: Final answer
    x = 266,981.06

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Double scale
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Similar ratio
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1.5x scale

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.