Home / 311,904.10-466,981.35-303,156.10

Finding the Fourth Proportional to 311,904.10, 466,981.35 and 303,156.10

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Solution

The fourth proportional to 311,904.10, 466,981.35 and 303,156.10 is: 453,883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,904.10 : 466,981.35 = 303,156.10 : x
  2. Step 2: Convert to fraction form
    311,904.10/466,981.35 = 303,156.10/x
  3. Step 3: Cross multiply
    311,904.10x = 466,981.35 × 303,156.10
  4. Step 4: Simplify right side
    311,904.10x = 141,568,244,838.74
  5. Step 5: Solve for x
    x = 141,568,244,838.74/311,904.10
  6. Step 6: Final answer
    x = 453,883.89

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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.