Home / 715,898.43-1,073,620.74-242,473.07

Finding the Fourth Proportional to 715,898.43, 1,073,620.74 and 242,473.07

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Solution

The fourth proportional to 715,898.43, 1,073,620.74 and 242,473.07 is: 363,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,898.43 : 1,073,620.74 = 242,473.07 : x
  2. Step 2: Convert to fraction form
    715,898.43/1,073,620.74 = 242,473.07/x
  3. Step 3: Cross multiply
    715,898.43x = 1,073,620.74 × 242,473.07
  4. Step 4: Simplify right side
    715,898.43x = 260,324,116,843.47
  5. Step 5: Solve for x
    x = 260,324,116,843.47/715,898.43
  6. Step 6: Final answer
    x = 363,632.75

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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.