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Finding the Fourth Proportional to 573,417.11, 859,557.52 and 269,266.80

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Solution

The fourth proportional to 573,417.11, 859,557.52 and 269,266.80 is: 403,633.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,417.11 : 859,557.52 = 269,266.80 : x
  2. Step 2: Convert to fraction form
    573,417.11/859,557.52 = 269,266.80/x
  3. Step 3: Cross multiply
    573,417.11x = 859,557.52 × 269,266.80
  4. Step 4: Simplify right side
    573,417.11x = 231,450,305,039.93
  5. Step 5: Solve for x
    x = 231,450,305,039.93/573,417.11
  6. Step 6: Final answer
    x = 403,633.42

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Similar ratio
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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.