Home / 451,853.67-677,307.60-152,230.73

Finding the Fourth Proportional to 451,853.67, 677,307.60 and 152,230.73

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Solution

The fourth proportional to 451,853.67, 677,307.60 and 152,230.73 is: 228,186.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,853.67 : 677,307.60 = 152,230.73 : x
  2. Step 2: Convert to fraction form
    451,853.67/677,307.60 = 152,230.73/x
  3. Step 3: Cross multiply
    451,853.67x = 677,307.60 × 152,230.73
  4. Step 4: Simplify right side
    451,853.67x = 103,107,030,382.55
  5. Step 5: Solve for x
    x = 103,107,030,382.55/451,853.67
  6. Step 6: Final answer
    x = 228,186.77

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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.