Home / 1,221,359.90-1,832,055.42-322,793.87

Finding the Fourth Proportional to 1,221,359.90, 1,832,055.42 and 322,793.87

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Solution

The fourth proportional to 1,221,359.90, 1,832,055.42 and 322,793.87 is: 484,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,359.90 : 1,832,055.42 = 322,793.87 : x
  2. Step 2: Convert to fraction form
    1,221,359.90/1,832,055.42 = 322,793.87/x
  3. Step 3: Cross multiply
    1,221,359.90x = 1,832,055.42 × 322,793.87
  4. Step 4: Simplify right side
    1,221,359.90x = 591,376,249,916.00
  5. Step 5: Solve for x
    x = 591,376,249,916.00/1,221,359.90
  6. Step 6: Final answer
    x = 484,194.91

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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.