Home / 570,747.43-787,563.93-329,109.39

Finding the Fourth Proportional to 570,747.43, 787,563.93 and 329,109.39

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Solution

The fourth proportional to 570,747.43, 787,563.93 and 329,109.39 is: 454,132.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,747.43 : 787,563.93 = 329,109.39 : x
  2. Step 2: Convert to fraction form
    570,747.43/787,563.93 = 329,109.39/x
  3. Step 3: Cross multiply
    570,747.43x = 787,563.93 × 329,109.39
  4. Step 4: Simplify right side
    570,747.43x = 259,194,684,588.30
  5. Step 5: Solve for x
    x = 259,194,684,588.30/570,747.43
  6. Step 6: Final answer
    x = 454,132.02

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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.