Home / 980,696.91-1,471,130.01-270,725.07

Finding the Fourth Proportional to 980,696.91, 1,471,130.01 and 270,725.07

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Solution

The fourth proportional to 980,696.91, 1,471,130.01 and 270,725.07 is: 406,110.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,696.91 : 1,471,130.01 = 270,725.07 : x
  2. Step 2: Convert to fraction form
    980,696.91/1,471,130.01 = 270,725.07/x
  3. Step 3: Cross multiply
    980,696.91x = 1,471,130.01 × 270,725.07
  4. Step 4: Simplify right side
    980,696.91x = 398,271,774,936.35
  5. Step 5: Solve for x
    x = 398,271,774,936.35/980,696.91
  6. Step 6: Final answer
    x = 406,110.97

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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.