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Finding the Fourth Proportional to 1,595.08, 2,390.46 and 568.36

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Solution

The fourth proportional to 1,595.08, 2,390.46 and 568.36 is: 851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.08 : 2,390.46 = 568.36 : x
  2. Step 2: Convert to fraction form
    1,595.08/2,390.46 = 568.36/x
  3. Step 3: Cross multiply
    1,595.08x = 2,390.46 × 568.36
  4. Step 4: Simplify right side
    1,595.08x = 1,358,641.85
  5. Step 5: Solve for x
    x = 1,358,641.85/1,595.08
  6. Step 6: Final answer
    x = 851.77

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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.