Home / 325,469.08-488,228.20-100,852.18

Finding the Fourth Proportional to 325,469.08, 488,228.20 and 100,852.18

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Solution

The fourth proportional to 325,469.08, 488,228.20 and 100,852.18 is: 151,285.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,469.08 : 488,228.20 = 100,852.18 : x
  2. Step 2: Convert to fraction form
    325,469.08/488,228.20 = 100,852.18/x
  3. Step 3: Cross multiply
    325,469.08x = 488,228.20 × 100,852.18
  4. Step 4: Simplify right side
    325,469.08x = 49,238,878,307.48
  5. Step 5: Solve for x
    x = 49,238,878,307.48/325,469.08
  6. Step 6: Final answer
    x = 151,285.89

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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.