Home / 344,972.11-476,066.02-189,941.43

Finding the Fourth Proportional to 344,972.11, 476,066.02 and 189,941.43

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Solution

The fourth proportional to 344,972.11, 476,066.02 and 189,941.43 is: 262,121.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,972.11 : 476,066.02 = 189,941.43 : x
  2. Step 2: Convert to fraction form
    344,972.11/476,066.02 = 189,941.43/x
  3. Step 3: Cross multiply
    344,972.11x = 476,066.02 × 189,941.43
  4. Step 4: Simplify right side
    344,972.11x = 90,424,662,279.74
  5. Step 5: Solve for x
    x = 90,424,662,279.74/344,972.11
  6. Step 6: Final answer
    x = 262,121.66

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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.