Home / 863,351.71-1,295,925.80-635,904.15

Finding the Fourth Proportional to 863,351.71, 1,295,925.80 and 635,904.15

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Solution

The fourth proportional to 863,351.71, 1,295,925.80 and 635,904.15 is: 954,517.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,351.71 : 1,295,925.80 = 635,904.15 : x
  2. Step 2: Convert to fraction form
    863,351.71/1,295,925.80 = 635,904.15/x
  3. Step 3: Cross multiply
    863,351.71x = 1,295,925.80 × 635,904.15
  4. Step 4: Simplify right side
    863,351.71x = 824,084,586,272.83
  5. Step 5: Solve for x
    x = 824,084,586,272.83/863,351.71
  6. Step 6: Final answer
    x = 954,517.82

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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.