Home / 352,003.40-526,968.30-331,497.80

Finding the Fourth Proportional to 352,003.40, 526,968.30 and 331,497.80

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Solution

The fourth proportional to 352,003.40, 526,968.30 and 331,497.80 is: 496,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,003.40 : 526,968.30 = 331,497.80 : x
  2. Step 2: Convert to fraction form
    352,003.40/526,968.30 = 331,497.80/x
  3. Step 3: Cross multiply
    352,003.40x = 526,968.30 × 331,497.80
  4. Step 4: Simplify right side
    352,003.40x = 174,688,832,119.74
  5. Step 5: Solve for x
    x = 174,688,832,119.74/352,003.40
  6. Step 6: Final answer
    x = 496,270.30

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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.