Home / 1,169,928.78-1,754,885.07-328,481.34

Finding the Fourth Proportional to 1,169,928.78, 1,754,885.07 and 328,481.34

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Solution

The fourth proportional to 1,169,928.78, 1,754,885.07 and 328,481.34 is: 492,719.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,928.78 : 1,754,885.07 = 328,481.34 : x
  2. Step 2: Convert to fraction form
    1,169,928.78/1,754,885.07 = 328,481.34/x
  3. Step 3: Cross multiply
    1,169,928.78x = 1,754,885.07 × 328,481.34
  4. Step 4: Simplify right side
    1,169,928.78x = 576,446,999,339.59
  5. Step 5: Solve for x
    x = 576,446,999,339.59/1,169,928.78
  6. Step 6: Final answer
    x = 492,719.74

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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.