Home / 311,029.40-466,544.10-133,506.20

Finding the Fourth Proportional to 311,029.40, 466,544.10 and 133,506.20

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Solution

The fourth proportional to 311,029.40, 466,544.10 and 133,506.20 is: 200,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,029.40 : 466,544.10 = 133,506.20 : x
  2. Step 2: Convert to fraction form
    311,029.40/466,544.10 = 133,506.20/x
  3. Step 3: Cross multiply
    311,029.40x = 466,544.10 × 133,506.20
  4. Step 4: Simplify right side
    311,029.40x = 62,286,529,923.42
  5. Step 5: Solve for x
    x = 62,286,529,923.42/311,029.40
  6. Step 6: Final answer
    x = 200,259.30

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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.