Home / 446,917.12-616,732.77-253,342.72

Finding the Fourth Proportional to 446,917.12, 616,732.77 and 253,342.72

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Solution

The fourth proportional to 446,917.12, 616,732.77 and 253,342.72 is: 349,605.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,917.12 : 616,732.77 = 253,342.72 : x
  2. Step 2: Convert to fraction form
    446,917.12/616,732.77 = 253,342.72/x
  3. Step 3: Cross multiply
    446,917.12x = 616,732.77 × 253,342.72
  4. Step 4: Simplify right side
    446,917.12x = 156,244,757,464.93
  5. Step 5: Solve for x
    x = 156,244,757,464.93/446,917.12
  6. Step 6: Final answer
    x = 349,605.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.