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Finding the Fourth Proportional to 1,569.80, 2,353.81 and 595.50

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Solution

The fourth proportional to 1,569.80, 2,353.81 and 595.50 is: 892.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.80 : 2,353.81 = 595.50 : x
  2. Step 2: Convert to fraction form
    1,569.80/2,353.81 = 595.50/x
  3. Step 3: Cross multiply
    1,569.80x = 2,353.81 × 595.50
  4. Step 4: Simplify right side
    1,569.80x = 1,401,693.86
  5. Step 5: Solve for x
    x = 1,401,693.86/1,569.80
  6. Step 6: Final answer
    x = 892.91

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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.