Home / 882,690.51-1,324,045.49-660,938.43

Finding the Fourth Proportional to 882,690.51, 1,324,045.49 and 660,938.43

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Solution

The fourth proportional to 882,690.51, 1,324,045.49 and 660,938.43 is: 991,414.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,690.51 : 1,324,045.49 = 660,938.43 : x
  2. Step 2: Convert to fraction form
    882,690.51/1,324,045.49 = 660,938.43/x
  3. Step 3: Cross multiply
    882,690.51x = 1,324,045.49 × 660,938.43
  4. Step 4: Simplify right side
    882,690.51x = 875,112,544,104.49
  5. Step 5: Solve for x
    x = 875,112,544,104.49/882,690.51
  6. Step 6: Final answer
    x = 991,414.92

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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.