Home / 276,343.20-414,514.80-98,864.10

Finding the Fourth Proportional to 276,343.20, 414,514.80 and 98,864.10

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Solution

The fourth proportional to 276,343.20, 414,514.80 and 98,864.10 is: 148,296.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,343.20 : 414,514.80 = 98,864.10 : x
  2. Step 2: Convert to fraction form
    276,343.20/414,514.80 = 98,864.10/x
  3. Step 3: Cross multiply
    276,343.20x = 414,514.80 × 98,864.10
  4. Step 4: Simplify right side
    276,343.20x = 40,980,632,638.68
  5. Step 5: Solve for x
    x = 40,980,632,638.68/276,343.20
  6. Step 6: Final answer
    x = 148,296.15

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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.