Home / 440,043.16-659,959.02-203,158.36

Finding the Fourth Proportional to 440,043.16, 659,959.02 and 203,158.36

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Solution

The fourth proportional to 440,043.16, 659,959.02 and 203,158.36 is: 304,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,043.16 : 659,959.02 = 203,158.36 : x
  2. Step 2: Convert to fraction form
    440,043.16/659,959.02 = 203,158.36/x
  3. Step 3: Cross multiply
    440,043.16x = 659,959.02 × 203,158.36
  4. Step 4: Simplify right side
    440,043.16x = 134,076,192,170.41
  5. Step 5: Solve for x
    x = 134,076,192,170.41/440,043.16
  6. Step 6: Final answer
    x = 304,688.73

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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.