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Finding the Fourth Proportional to 272,029.05, 408,043.58 and 183,555.45

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Solution

The fourth proportional to 272,029.05, 408,043.58 and 183,555.45 is: 275,333.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,029.05 : 408,043.58 = 183,555.45 : x
  2. Step 2: Convert to fraction form
    272,029.05/408,043.58 = 183,555.45/x
  3. Step 3: Cross multiply
    272,029.05x = 408,043.58 × 183,555.45
  4. Step 4: Simplify right side
    272,029.05x = 74,898,622,028.73
  5. Step 5: Solve for x
    x = 74,898,622,028.73/272,029.05
  6. Step 6: Final answer
    x = 275,333.18

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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.