Home / 824,145.92-1,236,019.08-225,109.88

Finding the Fourth Proportional to 824,145.92, 1,236,019.08 and 225,109.88

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Solution

The fourth proportional to 824,145.92, 1,236,019.08 and 225,109.88 is: 337,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,145.92 : 1,236,019.08 = 225,109.88 : x
  2. Step 2: Convert to fraction form
    824,145.92/1,236,019.08 = 225,109.88/x
  3. Step 3: Cross multiply
    824,145.92x = 1,236,019.08 × 225,109.88
  4. Step 4: Simplify right side
    824,145.92x = 278,240,106,776.51
  5. Step 5: Solve for x
    x = 278,240,106,776.51/824,145.92
  6. Step 6: Final answer
    x = 337,610.25

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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.