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Finding the Fourth Proportional to 819,496.34, 1,229,427.18 and 250,957.34

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Solution

The fourth proportional to 819,496.34, 1,229,427.18 and 250,957.34 is: 376,491.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,496.34 : 1,229,427.18 = 250,957.34 : x
  2. Step 2: Convert to fraction form
    819,496.34/1,229,427.18 = 250,957.34/x
  3. Step 3: Cross multiply
    819,496.34x = 1,229,427.18 × 250,957.34
  4. Step 4: Simplify right side
    819,496.34x = 308,533,774,816.50
  5. Step 5: Solve for x
    x = 308,533,774,816.50/819,496.34
  6. Step 6: Final answer
    x = 376,491.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.