Home / 826,022.61-1,239,047.58-226,980.07

Finding the Fourth Proportional to 826,022.61, 1,239,047.58 and 226,980.07

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Solution

The fourth proportional to 826,022.61, 1,239,047.58 and 226,980.07 is: 340,473.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,022.61 : 1,239,047.58 = 226,980.07 : x
  2. Step 2: Convert to fraction form
    826,022.61/1,239,047.58 = 226,980.07/x
  3. Step 3: Cross multiply
    826,022.61x = 1,239,047.58 × 226,980.07
  4. Step 4: Simplify right side
    826,022.61x = 281,239,111,164.93
  5. Step 5: Solve for x
    x = 281,239,111,164.93/826,022.61
  6. Step 6: Final answer
    x = 340,473.87

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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.