Home / 782,160.04-1,079,380.74-424,464.04

Finding the Fourth Proportional to 782,160.04, 1,079,380.74 and 424,464.04

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Solution

The fourth proportional to 782,160.04, 1,079,380.74 and 424,464.04 is: 585,760.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,160.04 : 1,079,380.74 = 424,464.04 : x
  2. Step 2: Convert to fraction form
    782,160.04/1,079,380.74 = 424,464.04/x
  3. Step 3: Cross multiply
    782,160.04x = 1,079,380.74 × 424,464.04
  4. Step 4: Simplify right side
    782,160.04x = 458,158,309,598.59
  5. Step 5: Solve for x
    x = 458,158,309,598.59/782,160.04
  6. Step 6: Final answer
    x = 585,760.31

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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.