Home / 1,307,057.10-1,960,706.49-508,399.26

Finding the Fourth Proportional to 1,307,057.10, 1,960,706.49 and 508,399.26

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Solution

The fourth proportional to 1,307,057.10, 1,960,706.49 and 508,399.26 is: 762,645.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,057.10 : 1,960,706.49 = 508,399.26 : x
  2. Step 2: Convert to fraction form
    1,307,057.10/1,960,706.49 = 508,399.26/x
  3. Step 3: Cross multiply
    1,307,057.10x = 1,960,706.49 × 508,399.26
  4. Step 4: Simplify right side
    1,307,057.10x = 996,821,728,593.20
  5. Step 5: Solve for x
    x = 996,821,728,593.20/1,307,057.10
  6. Step 6: Final answer
    x = 762,645.89

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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.