Home / 251,922.97-376,041.28-222,030.46

Finding the Fourth Proportional to 251,922.97, 376,041.28 and 222,030.46

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Solution

The fourth proportional to 251,922.97, 376,041.28 and 222,030.46 is: 331,421.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,922.97 : 376,041.28 = 222,030.46 : x
  2. Step 2: Convert to fraction form
    251,922.97/376,041.28 = 222,030.46/x
  3. Step 3: Cross multiply
    251,922.97x = 376,041.28 × 222,030.46
  4. Step 4: Simplify right side
    251,922.97x = 83,492,616,497.18
  5. Step 5: Solve for x
    x = 83,492,616,497.18/251,922.97
  6. Step 6: Final answer
    x = 331,421.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.