Home / 276,334.20-414,501.30-98,855.10

Finding the Fourth Proportional to 276,334.20, 414,501.30 and 98,855.10

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Solution

The fourth proportional to 276,334.20, 414,501.30 and 98,855.10 is: 148,282.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,334.20 : 414,501.30 = 98,855.10 : x
  2. Step 2: Convert to fraction form
    276,334.20/414,501.30 = 98,855.10/x
  3. Step 3: Cross multiply
    276,334.20x = 414,501.30 × 98,855.10
  4. Step 4: Simplify right side
    276,334.20x = 40,975,567,461.63
  5. Step 5: Solve for x
    x = 40,975,567,461.63/276,334.20
  6. Step 6: Final answer
    x = 148,282.65

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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.