Home / 690,875.45-1,036,313.18-241,446.95

Finding the Fourth Proportional to 690,875.45, 1,036,313.18 and 241,446.95

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Solution

The fourth proportional to 690,875.45, 1,036,313.18 and 241,446.95 is: 362,170.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,875.45 : 1,036,313.18 = 241,446.95 : x
  2. Step 2: Convert to fraction form
    690,875.45/1,036,313.18 = 241,446.95/x
  3. Step 3: Cross multiply
    690,875.45x = 1,036,313.18 × 241,446.95
  4. Step 4: Simplify right side
    690,875.45x = 250,214,655,348.57
  5. Step 5: Solve for x
    x = 250,214,655,348.57/690,875.45
  6. Step 6: Final answer
    x = 362,170.43

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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.