Home / 874,469.25-1,207,292.45-573,188.13

Finding the Fourth Proportional to 874,469.25, 1,207,292.45 and 573,188.13

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Solution

The fourth proportional to 874,469.25, 1,207,292.45 and 573,188.13 is: 791,343.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,469.25 : 1,207,292.45 = 573,188.13 : x
  2. Step 2: Convert to fraction form
    874,469.25/1,207,292.45 = 573,188.13/x
  3. Step 3: Cross multiply
    874,469.25x = 1,207,292.45 × 573,188.13
  4. Step 4: Simplify right side
    874,469.25x = 692,005,698,912.68
  5. Step 5: Solve for x
    x = 692,005,698,912.68/874,469.25
  6. Step 6: Final answer
    x = 791,343.66

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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.