Home / 960,857.72-1,325,960.10-531,126.68

Finding the Fourth Proportional to 960,857.72, 1,325,960.10 and 531,126.68

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Solution

The fourth proportional to 960,857.72, 1,325,960.10 and 531,126.68 is: 732,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,857.72 : 1,325,960.10 = 531,126.68 : x
  2. Step 2: Convert to fraction form
    960,857.72/1,325,960.10 = 531,126.68/x
  3. Step 3: Cross multiply
    960,857.72x = 1,325,960.10 × 531,126.68
  4. Step 4: Simplify right side
    960,857.72x = 704,252,785,725.47
  5. Step 5: Solve for x
    x = 704,252,785,725.47/960,857.72
  6. Step 6: Final answer
    x = 732,941.80

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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.