Home / 454,318.56-626,534.37-359,052.84

Finding the Fourth Proportional to 454,318.56, 626,534.37 and 359,052.84

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Solution

The fourth proportional to 454,318.56, 626,534.37 and 359,052.84 is: 495,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,318.56 : 626,534.37 = 359,052.84 : x
  2. Step 2: Convert to fraction form
    454,318.56/626,534.37 = 359,052.84/x
  3. Step 3: Cross multiply
    454,318.56x = 626,534.37 × 359,052.84
  4. Step 4: Simplify right side
    454,318.56x = 224,958,944,906.11
  5. Step 5: Solve for x
    x = 224,958,944,906.11/454,318.56
  6. Step 6: Final answer
    x = 495,156.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.