Home / 981,261.84-1,471,005.76-350,025.60

Finding the Fourth Proportional to 981,261.84, 1,471,005.76 and 350,025.60

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Solution

The fourth proportional to 981,261.84, 1,471,005.76 and 350,025.60 is: 524,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,261.84 : 1,471,005.76 = 350,025.60 : x
  2. Step 2: Convert to fraction form
    981,261.84/1,471,005.76 = 350,025.60/x
  3. Step 3: Cross multiply
    981,261.84x = 1,471,005.76 × 350,025.60
  4. Step 4: Simplify right side
    981,261.84x = 514,889,673,747.46
  5. Step 5: Solve for x
    x = 514,889,673,747.46/981,261.84
  6. Step 6: Final answer
    x = 524,722.00

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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.