Home / 968,904.62-1,335,702.51-681,532.82

Finding the Fourth Proportional to 968,904.62, 1,335,702.51 and 681,532.82

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Solution

The fourth proportional to 968,904.62, 1,335,702.51 and 681,532.82 is: 939,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,904.62 : 1,335,702.51 = 681,532.82 : x
  2. Step 2: Convert to fraction form
    968,904.62/1,335,702.51 = 681,532.82/x
  3. Step 3: Cross multiply
    968,904.62x = 1,335,702.51 × 681,532.82
  4. Step 4: Simplify right side
    968,904.62x = 910,325,091,642.87
  5. Step 5: Solve for x
    x = 910,325,091,642.87/968,904.62
  6. Step 6: Final answer
    x = 939,540.46

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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.