Home / 807,494.69-1,114,367.92-463,393.57

Finding the Fourth Proportional to 807,494.69, 1,114,367.92 and 463,393.57

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Solution

The fourth proportional to 807,494.69, 1,114,367.92 and 463,393.57 is: 639,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,494.69 : 1,114,367.92 = 463,393.57 : x
  2. Step 2: Convert to fraction form
    807,494.69/1,114,367.92 = 463,393.57/x
  3. Step 3: Cross multiply
    807,494.69x = 1,114,367.92 × 463,393.57
  4. Step 4: Simplify right side
    807,494.69x = 516,390,926,425.31
  5. Step 5: Solve for x
    x = 516,390,926,425.31/807,494.69
  6. Step 6: Final answer
    x = 639,497.62

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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.