Home / 384,523.40-576,785.10-226,929.80

Finding the Fourth Proportional to 384,523.40, 576,785.10 and 226,929.80

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Solution

The fourth proportional to 384,523.40, 576,785.10 and 226,929.80 is: 340,394.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,523.40 : 576,785.10 = 226,929.80 : x
  2. Step 2: Convert to fraction form
    384,523.40/576,785.10 = 226,929.80/x
  3. Step 3: Cross multiply
    384,523.40x = 576,785.10 × 226,929.80
  4. Step 4: Simplify right side
    384,523.40x = 130,889,727,385.98
  5. Step 5: Solve for x
    x = 130,889,727,385.98/384,523.40
  6. Step 6: Final answer
    x = 340,394.70

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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.