Home / 981,968.42-1,355,095.14-568,522.64

Finding the Fourth Proportional to 981,968.42, 1,355,095.14 and 568,522.64

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Solution

The fourth proportional to 981,968.42, 1,355,095.14 and 568,522.64 is: 784,548.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,968.42 : 1,355,095.14 = 568,522.64 : x
  2. Step 2: Convert to fraction form
    981,968.42/1,355,095.14 = 568,522.64/x
  3. Step 3: Cross multiply
    981,968.42x = 1,355,095.14 × 568,522.64
  4. Step 4: Simplify right side
    981,968.42x = 770,402,266,443.97
  5. Step 5: Solve for x
    x = 770,402,266,443.97/981,968.42
  6. Step 6: Final answer
    x = 784,548.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.