Home / 315,498.41-473,257.23-123,365.17

Finding the Fourth Proportional to 315,498.41, 473,257.23 and 123,365.17

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Solution

The fourth proportional to 315,498.41, 473,257.23 and 123,365.17 is: 185,051.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,498.41 : 473,257.23 = 123,365.17 : x
  2. Step 2: Convert to fraction form
    315,498.41/473,257.23 = 123,365.17/x
  3. Step 3: Cross multiply
    315,498.41x = 473,257.23 × 123,365.17
  4. Step 4: Simplify right side
    315,498.41x = 58,383,458,236.88
  5. Step 5: Solve for x
    x = 58,383,458,236.88/315,498.41
  6. Step 6: Final answer
    x = 185,051.51

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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.