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Finding the Fourth Proportional to 538,568.80, 807,853.20 and 183,551.20

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Solution

The fourth proportional to 538,568.80, 807,853.20 and 183,551.20 is: 275,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,568.80 : 807,853.20 = 183,551.20 : x
  2. Step 2: Convert to fraction form
    538,568.80/807,853.20 = 183,551.20/x
  3. Step 3: Cross multiply
    538,568.80x = 807,853.20 × 183,551.20
  4. Step 4: Simplify right side
    538,568.80x = 148,282,424,283.84
  5. Step 5: Solve for x
    x = 148,282,424,283.84/538,568.80
  6. Step 6: Final answer
    x = 275,326.80

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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.