Home / 331,490.20-497,235.30-94,840.60

Finding the Fourth Proportional to 331,490.20, 497,235.30 and 94,840.60

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Solution

The fourth proportional to 331,490.20, 497,235.30 and 94,840.60 is: 142,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,490.20 : 497,235.30 = 94,840.60 : x
  2. Step 2: Convert to fraction form
    331,490.20/497,235.30 = 94,840.60/x
  3. Step 3: Cross multiply
    331,490.20x = 497,235.30 × 94,840.60
  4. Step 4: Simplify right side
    331,490.20x = 47,158,094,193.18
  5. Step 5: Solve for x
    x = 47,158,094,193.18/331,490.20
  6. Step 6: Final answer
    x = 142,260.90

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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.