Home / 683,434.06-943,135.25-377,531.48

Finding the Fourth Proportional to 683,434.06, 943,135.25 and 377,531.48

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Solution

The fourth proportional to 683,434.06, 943,135.25 and 377,531.48 is: 520,991.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,434.06 : 943,135.25 = 377,531.48 : x
  2. Step 2: Convert to fraction form
    683,434.06/943,135.25 = 377,531.48/x
  3. Step 3: Cross multiply
    683,434.06x = 943,135.25 × 377,531.48
  4. Step 4: Simplify right side
    683,434.06x = 356,063,247,242.85
  5. Step 5: Solve for x
    x = 356,063,247,242.85/683,434.06
  6. Step 6: Final answer
    x = 520,991.37

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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.