Home / 1,067,388.11-1,601,055.55-499,404.72

Finding the Fourth Proportional to 1,067,388.11, 1,601,055.55 and 499,404.72

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Solution

The fourth proportional to 1,067,388.11, 1,601,055.55 and 499,404.72 is: 749,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,388.11 : 1,601,055.55 = 499,404.72 : x
  2. Step 2: Convert to fraction form
    1,067,388.11/1,601,055.55 = 499,404.72/x
  3. Step 3: Cross multiply
    1,067,388.11x = 1,601,055.55 × 499,404.72
  4. Step 4: Simplify right side
    1,067,388.11x = 799,574,705,280.41
  5. Step 5: Solve for x
    x = 799,574,705,280.41/1,067,388.11
  6. Step 6: Final answer
    x = 749,094.64

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Double scale
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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.