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Finding the Fourth Proportional to 373,231.20, 559,846.80 and 204,686.40

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Solution

The fourth proportional to 373,231.20, 559,846.80 and 204,686.40 is: 307,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,231.20 : 559,846.80 = 204,686.40 : x
  2. Step 2: Convert to fraction form
    373,231.20/559,846.80 = 204,686.40/x
  3. Step 3: Cross multiply
    373,231.20x = 559,846.80 × 204,686.40
  4. Step 4: Simplify right side
    373,231.20x = 114,593,026,043.52
  5. Step 5: Solve for x
    x = 114,593,026,043.52/373,231.20
  6. Step 6: Final answer
    x = 307,029.60

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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.