Home / 344,000.20-516,000.30-202,282.60

Finding the Fourth Proportional to 344,000.20, 516,000.30 and 202,282.60

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Solution

The fourth proportional to 344,000.20, 516,000.30 and 202,282.60 is: 303,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,000.20 : 516,000.30 = 202,282.60 : x
  2. Step 2: Convert to fraction form
    344,000.20/516,000.30 = 202,282.60/x
  3. Step 3: Cross multiply
    344,000.20x = 516,000.30 × 202,282.60
  4. Step 4: Simplify right side
    344,000.20x = 104,377,882,284.78
  5. Step 5: Solve for x
    x = 104,377,882,284.78/344,000.20
  6. Step 6: Final answer
    x = 303,423.90

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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.