Home / 968,942.36-1,335,754.69-681,570.56

Finding the Fourth Proportional to 968,942.36, 1,335,754.69 and 681,570.56

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Solution

The fourth proportional to 968,942.36, 1,335,754.69 and 681,570.56 is: 939,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,942.36 : 1,335,754.69 = 681,570.56 : x
  2. Step 2: Convert to fraction form
    968,942.36/1,335,754.69 = 681,570.56/x
  3. Step 3: Cross multiply
    968,942.36x = 1,335,754.69 × 681,570.56
  4. Step 4: Simplify right side
    968,942.36x = 910,411,063,703.23
  5. Step 5: Solve for x
    x = 910,411,063,703.23/968,942.36
  6. Step 6: Final answer
    x = 939,592.60

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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.