Home / 715,568.26-1,073,488.47-242,126.50

Finding the Fourth Proportional to 715,568.26, 1,073,488.47 and 242,126.50

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Solution

The fourth proportional to 715,568.26, 1,073,488.47 and 242,126.50 is: 363,235.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,568.26 : 1,073,488.47 = 242,126.50 : x
  2. Step 2: Convert to fraction form
    715,568.26/1,073,488.47 = 242,126.50/x
  3. Step 3: Cross multiply
    715,568.26x = 1,073,488.47 × 242,126.50
  4. Step 4: Simplify right side
    715,568.26x = 259,920,006,031.46
  5. Step 5: Solve for x
    x = 259,920,006,031.46/715,568.26
  6. Step 6: Final answer
    x = 363,235.80

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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.