Home / 304,715.10-457,145.55-146,813.70

Finding the Fourth Proportional to 304,715.10, 457,145.55 and 146,813.70

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Solution

The fourth proportional to 304,715.10, 457,145.55 and 146,813.70 is: 220,255.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,715.10 : 457,145.55 = 146,813.70 : x
  2. Step 2: Convert to fraction form
    304,715.10/457,145.55 = 146,813.70/x
  3. Step 3: Cross multiply
    304,715.10x = 457,145.55 × 146,813.70
  4. Step 4: Simplify right side
    304,715.10x = 67,115,229,634.04
  5. Step 5: Solve for x
    x = 67,115,229,634.04/304,715.10
  6. Step 6: Final answer
    x = 220,255.67

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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.