Home / 451,853.78-677,307.75-152,230.82

Finding the Fourth Proportional to 451,853.78, 677,307.75 and 152,230.82

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Solution

The fourth proportional to 451,853.78, 677,307.75 and 152,230.82 is: 228,186.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,853.78 : 677,307.75 = 152,230.82 : x
  2. Step 2: Convert to fraction form
    451,853.78/677,307.75 = 152,230.82/x
  3. Step 3: Cross multiply
    451,853.78x = 677,307.75 × 152,230.82
  4. Step 4: Simplify right side
    451,853.78x = 103,107,110,788.32
  5. Step 5: Solve for x
    x = 103,107,110,788.32/451,853.78
  6. Step 6: Final answer
    x = 228,186.90

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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.