Home / 380,528.26-570,819.01-152,823.89

Finding the Fourth Proportional to 380,528.26, 570,819.01 and 152,823.89

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Solution

The fourth proportional to 380,528.26, 570,819.01 and 152,823.89 is: 229,246.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,528.26 : 570,819.01 = 152,823.89 : x
  2. Step 2: Convert to fraction form
    380,528.26/570,819.01 = 152,823.89/x
  3. Step 3: Cross multiply
    380,528.26x = 570,819.01 × 152,823.89
  4. Step 4: Simplify right side
    380,528.26x = 87,234,781,594.15
  5. Step 5: Solve for x
    x = 87,234,781,594.15/380,528.26
  6. Step 6: Final answer
    x = 229,246.53

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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.