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Finding the Fourth Proportional to 270,407.32, 404,760.54 and 185,671.60

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Solution

The fourth proportional to 270,407.32, 404,760.54 and 185,671.60 is: 277,923.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,407.32 : 404,760.54 = 185,671.60 : x
  2. Step 2: Convert to fraction form
    270,407.32/404,760.54 = 185,671.60/x
  3. Step 3: Cross multiply
    270,407.32x = 404,760.54 × 185,671.60
  4. Step 4: Simplify right side
    270,407.32x = 75,152,537,078.66
  5. Step 5: Solve for x
    x = 75,152,537,078.66/270,407.32
  6. Step 6: Final answer
    x = 277,923.46

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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.