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Finding the Fourth Proportional to 1,495.03, 2,241.70 and 570.33

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Solution

The fourth proportional to 1,495.03, 2,241.70 and 570.33 is: 855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.03 : 2,241.70 = 570.33 : x
  2. Step 2: Convert to fraction form
    1,495.03/2,241.70 = 570.33/x
  3. Step 3: Cross multiply
    1,495.03x = 2,241.70 × 570.33
  4. Step 4: Simplify right side
    1,495.03x = 1,278,508.76
  5. Step 5: Solve for x
    x = 1,278,508.76/1,495.03
  6. Step 6: Final answer
    x = 855.17

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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.