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Finding the Fourth Proportional to 538,321.85, 807,607.77 and 183,338.94

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Solution

The fourth proportional to 538,321.85, 807,607.77 and 183,338.94 is: 275,050.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,321.85 : 807,607.77 = 183,338.94 : x
  2. Step 2: Convert to fraction form
    538,321.85/807,607.77 = 183,338.94/x
  3. Step 3: Cross multiply
    538,321.85x = 807,607.77 × 183,338.94
  4. Step 4: Simplify right side
    538,321.85x = 148,065,954,828.57
  5. Step 5: Solve for x
    x = 148,065,954,828.57/538,321.85
  6. Step 6: Final answer
    x = 275,050.99

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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.