Home / 475,137.39-655,441.02-293,791.35

Finding the Fourth Proportional to 475,137.39, 655,441.02 and 293,791.35

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Solution

The fourth proportional to 475,137.39, 655,441.02 and 293,791.35 is: 405,278.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,137.39 : 655,441.02 = 293,791.35 : x
  2. Step 2: Convert to fraction form
    475,137.39/655,441.02 = 293,791.35/x
  3. Step 3: Cross multiply
    475,137.39x = 655,441.02 × 293,791.35
  4. Step 4: Simplify right side
    475,137.39x = 192,562,902,111.18
  5. Step 5: Solve for x
    x = 192,562,902,111.18/475,137.39
  6. Step 6: Final answer
    x = 405,278.36

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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.