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Finding the Fourth Proportional to 573,419.32, 859,560.83 and 269,269.01

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Solution

The fourth proportional to 573,419.32, 859,560.83 and 269,269.01 is: 403,636.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,419.32 : 859,560.83 = 269,269.01 : x
  2. Step 2: Convert to fraction form
    573,419.32/859,560.83 = 269,269.01/x
  3. Step 3: Cross multiply
    573,419.32x = 859,560.83 × 269,269.01
  4. Step 4: Simplify right side
    573,419.32x = 231,453,092,317.84
  5. Step 5: Solve for x
    x = 231,453,092,317.84/573,419.32
  6. Step 6: Final answer
    x = 403,636.72

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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.