Home / 1,078,292.93-1,617,162.48-319,955.04

Finding the Fourth Proportional to 1,078,292.93, 1,617,162.48 and 319,955.04

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Solution

The fourth proportional to 1,078,292.93, 1,617,162.48 and 319,955.04 is: 479,850.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,292.93 : 1,617,162.48 = 319,955.04 : x
  2. Step 2: Convert to fraction form
    1,078,292.93/1,617,162.48 = 319,955.04/x
  3. Step 3: Cross multiply
    1,078,292.93x = 1,617,162.48 × 319,955.04
  4. Step 4: Simplify right side
    1,078,292.93x = 517,419,285,974.90
  5. Step 5: Solve for x
    x = 517,419,285,974.90/1,078,292.93
  6. Step 6: Final answer
    x = 479,850.39

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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.