Home / 939,944.30-1,297,122.03-510,224.43

Finding the Fourth Proportional to 939,944.30, 1,297,122.03 and 510,224.43

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Solution

The fourth proportional to 939,944.30, 1,297,122.03 and 510,224.43 is: 704,109.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,944.30 : 1,297,122.03 = 510,224.43 : x
  2. Step 2: Convert to fraction form
    939,944.30/1,297,122.03 = 510,224.43/x
  3. Step 3: Cross multiply
    939,944.30x = 1,297,122.03 × 510,224.43
  4. Step 4: Simplify right side
    939,944.30x = 661,823,348,397.19
  5. Step 5: Solve for x
    x = 661,823,348,397.19/939,944.30
  6. Step 6: Final answer
    x = 704,109.11

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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.