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Finding the Fourth Proportional to 365,258.61, 548,010.96 and 230,165.82

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Solution

The fourth proportional to 365,258.61, 548,010.96 and 230,165.82 is: 345,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,258.61 : 548,010.96 = 230,165.82 : x
  2. Step 2: Convert to fraction form
    365,258.61/548,010.96 = 230,165.82/x
  3. Step 3: Cross multiply
    365,258.61x = 548,010.96 × 230,165.82
  4. Step 4: Simplify right side
    365,258.61x = 126,133,391,977.39
  5. Step 5: Solve for x
    x = 126,133,391,977.39/365,258.61
  6. Step 6: Final answer
    x = 345,326.27

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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.