Home / 310,048.20-465,072.30-197,855.10

Finding the Fourth Proportional to 310,048.20, 465,072.30 and 197,855.10

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Solution

The fourth proportional to 310,048.20, 465,072.30 and 197,855.10 is: 296,782.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,048.20 : 465,072.30 = 197,855.10 : x
  2. Step 2: Convert to fraction form
    310,048.20/465,072.30 = 197,855.10/x
  3. Step 3: Cross multiply
    310,048.20x = 465,072.30 × 197,855.10
  4. Step 4: Simplify right side
    310,048.20x = 92,016,926,423.73
  5. Step 5: Solve for x
    x = 92,016,926,423.73/310,048.20
  6. Step 6: Final answer
    x = 296,782.65

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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.