Home / 325,848.20-488,772.30-302,228.60

Finding the Fourth Proportional to 325,848.20, 488,772.30 and 302,228.60

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Solution

The fourth proportional to 325,848.20, 488,772.30 and 302,228.60 is: 453,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,848.20 : 488,772.30 = 302,228.60 : x
  2. Step 2: Convert to fraction form
    325,848.20/488,772.30 = 302,228.60/x
  3. Step 3: Cross multiply
    325,848.20x = 488,772.30 × 302,228.60
  4. Step 4: Simplify right side
    325,848.20x = 147,720,967,947.78
  5. Step 5: Solve for x
    x = 147,720,967,947.78/325,848.20
  6. Step 6: Final answer
    x = 453,342.90

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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.