Home / 450,917.10-676,055.30-226,115.37

Finding the Fourth Proportional to 450,917.10, 676,055.30 and 226,115.37

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Solution

The fourth proportional to 450,917.10, 676,055.30 and 226,115.37 is: 339,012.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,917.10 : 676,055.30 = 226,115.37 : x
  2. Step 2: Convert to fraction form
    450,917.10/676,055.30 = 226,115.37/x
  3. Step 3: Cross multiply
    450,917.10x = 676,055.30 × 226,115.37
  4. Step 4: Simplify right side
    450,917.10x = 152,866,493,169.38
  5. Step 5: Solve for x
    x = 152,866,493,169.38/450,917.10
  6. Step 6: Final answer
    x = 339,012.41

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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.