Home / 957,334.95-1,321,104.13-521,755.93

Finding the Fourth Proportional to 957,334.95, 1,321,104.13 and 521,755.93

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Solution

The fourth proportional to 957,334.95, 1,321,104.13 and 521,755.93 is: 720,013.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,334.95 : 1,321,104.13 = 521,755.93 : x
  2. Step 2: Convert to fraction form
    957,334.95/1,321,104.13 = 521,755.93/x
  3. Step 3: Cross multiply
    957,334.95x = 1,321,104.13 × 521,755.93
  4. Step 4: Simplify right side
    957,334.95x = 689,293,914,321.98
  5. Step 5: Solve for x
    x = 689,293,914,321.98/957,334.95
  6. Step 6: Final answer
    x = 720,013.32

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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.