Home / 857,093.67-1,182,709.74-475,087.95

Finding the Fourth Proportional to 857,093.67, 1,182,709.74 and 475,087.95

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Solution

The fourth proportional to 857,093.67, 1,182,709.74 and 475,087.95 is: 655,577.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,093.67 : 1,182,709.74 = 475,087.95 : x
  2. Step 2: Convert to fraction form
    857,093.67/1,182,709.74 = 475,087.95/x
  3. Step 3: Cross multiply
    857,093.67x = 1,182,709.74 × 475,087.95
  4. Step 4: Simplify right side
    857,093.67x = 561,891,145,821.63
  5. Step 5: Solve for x
    x = 561,891,145,821.63/857,093.67
  6. Step 6: Final answer
    x = 655,577.29

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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.