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Finding the Fourth Proportional to 1,595.70, 2,394 and 500.22

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Solution

The fourth proportional to 1,595.70, 2,394 and 500.22 is: 750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.70 : 2,394 = 500.22 : x
  2. Step 2: Convert to fraction form
    1,595.70/2,394 = 500.22/x
  3. Step 3: Cross multiply
    1,595.70x = 2,394 × 500.22
  4. Step 4: Simplify right side
    1,595.70x = 1,197,526.68
  5. Step 5: Solve for x
    x = 1,197,526.68/1,595.70
  6. Step 6: Final answer
    x = 750.47

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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.