Home / 846,438.48-1,269,731.52-277,648.97

Finding the Fourth Proportional to 846,438.48, 1,269,731.52 and 277,648.97

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Solution

The fourth proportional to 846,438.48, 1,269,731.52 and 277,648.97 is: 416,497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,438.48 : 1,269,731.52 = 277,648.97 : x
  2. Step 2: Convert to fraction form
    846,438.48/1,269,731.52 = 277,648.97/x
  3. Step 3: Cross multiply
    846,438.48x = 1,269,731.52 × 277,648.97
  4. Step 4: Simplify right side
    846,438.48x = 352,539,642,355.88
  5. Step 5: Solve for x
    x = 352,539,642,355.88/846,438.48
  6. Step 6: Final answer
    x = 416,497.66

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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.