Home / 451,254.11-677,255.04-226,678.77

Finding the Fourth Proportional to 451,254.11, 677,255.04 and 226,678.77

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Solution

The fourth proportional to 451,254.11, 677,255.04 and 226,678.77 is: 340,205.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,254.11 : 677,255.04 = 226,678.77 : x
  2. Step 2: Convert to fraction form
    451,254.11/677,255.04 = 226,678.77/x
  3. Step 3: Cross multiply
    451,254.11x = 677,255.04 × 226,678.77
  4. Step 4: Simplify right side
    451,254.11x = 153,519,339,443.50
  5. Step 5: Solve for x
    x = 153,519,339,443.50/451,254.11
  6. Step 6: Final answer
    x = 340,205.97

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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.