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Finding the Fourth Proportional to 538,223.70, 807,444.90 and 183,273.60

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Solution

The fourth proportional to 538,223.70, 807,444.90 and 183,273.60 is: 274,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,223.70 : 807,444.90 = 183,273.60 : x
  2. Step 2: Convert to fraction form
    538,223.70/807,444.90 = 183,273.60/x
  3. Step 3: Cross multiply
    538,223.70x = 807,444.90 × 183,273.60
  4. Step 4: Simplify right side
    538,223.70x = 147,983,333,624.64
  5. Step 5: Solve for x
    x = 147,983,333,624.64/538,223.70
  6. Step 6: Final answer
    x = 274,947.64

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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.