Home / 447,927.10-672,085.05-226,311.10

Finding the Fourth Proportional to 447,927.10, 672,085.05 and 226,311.10

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Solution

The fourth proportional to 447,927.10, 672,085.05 and 226,311.10 is: 339,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,927.10 : 672,085.05 = 226,311.10 : x
  2. Step 2: Convert to fraction form
    447,927.10/672,085.05 = 226,311.10/x
  3. Step 3: Cross multiply
    447,927.10x = 672,085.05 × 226,311.10
  4. Step 4: Simplify right side
    447,927.10x = 152,100,306,959.06
  5. Step 5: Solve for x
    x = 152,100,306,959.06/447,927.10
  6. Step 6: Final answer
    x = 339,564.87

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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.