Home / 289,015.62-433,455.36-162,710.70

Finding the Fourth Proportional to 289,015.62, 433,455.36 and 162,710.70

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Solution

The fourth proportional to 289,015.62, 433,455.36 and 162,710.70 is: 244,027.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,015.62 : 433,455.36 = 162,710.70 : x
  2. Step 2: Convert to fraction form
    289,015.62/433,455.36 = 162,710.70/x
  3. Step 3: Cross multiply
    289,015.62x = 433,455.36 × 162,710.70
  4. Step 4: Simplify right side
    289,015.62x = 70,527,825,044.35
  5. Step 5: Solve for x
    x = 70,527,825,044.35/289,015.62
  6. Step 6: Final answer
    x = 244,027.73

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1.5x scale

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.