Home / 818,008.56-1,227,197.16-249,439.92

Finding the Fourth Proportional to 818,008.56, 1,227,197.16 and 249,439.92

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Solution

The fourth proportional to 818,008.56, 1,227,197.16 and 249,439.92 is: 374,216.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,008.56 : 1,227,197.16 = 249,439.92 : x
  2. Step 2: Convert to fraction form
    818,008.56/1,227,197.16 = 249,439.92/x
  3. Step 3: Cross multiply
    818,008.56x = 1,227,197.16 × 249,439.92
  4. Step 4: Simplify right side
    818,008.56x = 306,111,961,414.63
  5. Step 5: Solve for x
    x = 306,111,961,414.63/818,008.56
  6. Step 6: Final answer
    x = 374,216.09

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Why These Related Problems?

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