Home / 715,897.43-1,073,619.24-242,472.07

Finding the Fourth Proportional to 715,897.43, 1,073,619.24 and 242,472.07

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Solution

The fourth proportional to 715,897.43, 1,073,619.24 and 242,472.07 is: 363,631.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,897.43 : 1,073,619.24 = 242,472.07 : x
  2. Step 2: Convert to fraction form
    715,897.43/1,073,619.24 = 242,472.07/x
  3. Step 3: Cross multiply
    715,897.43x = 1,073,619.24 × 242,472.07
  4. Step 4: Simplify right side
    715,897.43x = 260,322,679,514.63
  5. Step 5: Solve for x
    x = 260,322,679,514.63/715,897.43
  6. Step 6: Final answer
    x = 363,631.25

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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.