Home / 753,816.14-1,040,508.69-482,614.47

Finding the Fourth Proportional to 753,816.14, 1,040,508.69 and 482,614.47

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Solution

The fourth proportional to 753,816.14, 1,040,508.69 and 482,614.47 is: 666,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,816.14 : 1,040,508.69 = 482,614.47 : x
  2. Step 2: Convert to fraction form
    753,816.14/1,040,508.69 = 482,614.47/x
  3. Step 3: Cross multiply
    753,816.14x = 1,040,508.69 × 482,614.47
  4. Step 4: Simplify right side
    753,816.14x = 502,164,549,954.74
  5. Step 5: Solve for x
    x = 502,164,549,954.74/753,816.14
  6. Step 6: Final answer
    x = 666,163.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.