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Finding the Fourth Proportional to 1,595.48, 2,391.76 and 569.24

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Solution

The fourth proportional to 1,595.48, 2,391.76 and 569.24 is: 853.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.48 : 2,391.76 = 569.24 : x
  2. Step 2: Convert to fraction form
    1,595.48/2,391.76 = 569.24/x
  3. Step 3: Cross multiply
    1,595.48x = 2,391.76 × 569.24
  4. Step 4: Simplify right side
    1,595.48x = 1,361,485.46
  5. Step 5: Solve for x
    x = 1,361,485.46/1,595.48
  6. Step 6: Final answer
    x = 853.34

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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.