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Finding the Fourth Proportional to 595.64, 893.45 and 561.62

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Solution

The fourth proportional to 595.64, 893.45 and 561.62 is: 842.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.64 : 893.45 = 561.62 : x
  2. Step 2: Convert to fraction form
    595.64/893.45 = 561.62/x
  3. Step 3: Cross multiply
    595.64x = 893.45 × 561.62
  4. Step 4: Simplify right side
    595.64x = 501,776.33
  5. Step 5: Solve for x
    x = 501,776.33/595.64
  6. Step 6: Final answer
    x = 842.42

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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.