Home / 925,989.60-1,389,084-294,755.76

Finding the Fourth Proportional to 925,989.60, 1,389,084 and 294,755.76

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Solution

The fourth proportional to 925,989.60, 1,389,084 and 294,755.76 is: 442,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,989.60 : 1,389,084 = 294,755.76 : x
  2. Step 2: Convert to fraction form
    925,989.60/1,389,084 = 294,755.76/x
  3. Step 3: Cross multiply
    925,989.60x = 1,389,084 × 294,755.76
  4. Step 4: Simplify right side
    925,989.60x = 409,440,510,123.84
  5. Step 5: Solve for x
    x = 409,440,510,123.84/925,989.60
  6. Step 6: Final answer
    x = 442,165.34

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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.