Home / 700,553.13-1,050,013.10-321,513.91

Finding the Fourth Proportional to 700,553.13, 1,050,013.10 and 321,513.91

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Solution

The fourth proportional to 700,553.13, 1,050,013.10 and 321,513.91 is: 481,896.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,553.13 : 1,050,013.10 = 321,513.91 : x
  2. Step 2: Convert to fraction form
    700,553.13/1,050,013.10 = 321,513.91/x
  3. Step 3: Cross multiply
    700,553.13x = 1,050,013.10 × 321,513.91
  4. Step 4: Simplify right side
    700,553.13x = 337,593,814,606.72
  5. Step 5: Solve for x
    x = 337,593,814,606.72/700,553.13
  6. Step 6: Final answer
    x = 481,896.09

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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.