Home / 480,982.59-663,731.82-263,186.55

Finding the Fourth Proportional to 480,982.59, 663,731.82 and 263,186.55

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Solution

The fourth proportional to 480,982.59, 663,731.82 and 263,186.55 is: 363,184.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,982.59 : 663,731.82 = 263,186.55 : x
  2. Step 2: Convert to fraction form
    480,982.59/663,731.82 = 263,186.55/x
  3. Step 3: Cross multiply
    480,982.59x = 663,731.82 × 263,186.55
  4. Step 4: Simplify right side
    480,982.59x = 174,685,287,831.02
  5. Step 5: Solve for x
    x = 174,685,287,831.02/480,982.59
  6. Step 6: Final answer
    x = 363,184.22

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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.