Home / 349,531.17-482,348.39-196,569.32

Finding the Fourth Proportional to 349,531.17, 482,348.39 and 196,569.32

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Solution

The fourth proportional to 349,531.17, 482,348.39 and 196,569.32 is: 271,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,531.17 : 482,348.39 = 196,569.32 : x
  2. Step 2: Convert to fraction form
    349,531.17/482,348.39 = 196,569.32/x
  3. Step 3: Cross multiply
    349,531.17x = 482,348.39 × 196,569.32
  4. Step 4: Simplify right side
    349,531.17x = 94,814,891,630.81
  5. Step 5: Solve for x
    x = 94,814,891,630.81/349,531.17
  6. Step 6: Final answer
    x = 271,263.05

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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.