Home / 380,044.60-570,034.09-113,864.83

Finding the Fourth Proportional to 380,044.60, 570,034.09 and 113,864.83

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Solution

The fourth proportional to 380,044.60, 570,034.09 and 113,864.83 is: 170,787.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,044.60 : 570,034.09 = 113,864.83 : x
  2. Step 2: Convert to fraction form
    380,044.60/570,034.09 = 113,864.83/x
  3. Step 3: Cross multiply
    380,044.60x = 570,034.09 × 113,864.83
  4. Step 4: Simplify right side
    380,044.60x = 64,906,834,752.05
  5. Step 5: Solve for x
    x = 64,906,834,752.05/380,044.60
  6. Step 6: Final answer
    x = 170,787.41

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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.