Home / 681,008.10-1,021,512.15-607,524.90

Finding the Fourth Proportional to 681,008.10, 1,021,512.15 and 607,524.90

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Solution

The fourth proportional to 681,008.10, 1,021,512.15 and 607,524.90 is: 911,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,008.10 : 1,021,512.15 = 607,524.90 : x
  2. Step 2: Convert to fraction form
    681,008.10/1,021,512.15 = 607,524.90/x
  3. Step 3: Cross multiply
    681,008.10x = 1,021,512.15 × 607,524.90
  4. Step 4: Simplify right side
    681,008.10x = 620,594,066,777.54
  5. Step 5: Solve for x
    x = 620,594,066,777.54/681,008.10
  6. Step 6: Final answer
    x = 911,287.35

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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.