Home / 325,852.20-488,778.30-236,687.40

Finding the Fourth Proportional to 325,852.20, 488,778.30 and 236,687.40

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Solution

The fourth proportional to 325,852.20, 488,778.30 and 236,687.40 is: 355,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,852.20 : 488,778.30 = 236,687.40 : x
  2. Step 2: Convert to fraction form
    325,852.20/488,778.30 = 236,687.40/x
  3. Step 3: Cross multiply
    325,852.20x = 488,778.30 × 236,687.40
  4. Step 4: Simplify right side
    325,852.20x = 115,687,665,003.42
  5. Step 5: Solve for x
    x = 115,687,665,003.42/325,852.20
  6. Step 6: Final answer
    x = 355,031.10

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1.5x scale

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.