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Finding the Fourth Proportional to 637.15, 955.62 and 595.64

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Solution

The fourth proportional to 637.15, 955.62 and 595.64 is: 893.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.15 : 955.62 = 595.64 : x
  2. Step 2: Convert to fraction form
    637.15/955.62 = 595.64/x
  3. Step 3: Cross multiply
    637.15x = 955.62 × 595.64
  4. Step 4: Simplify right side
    637.15x = 569,205.50
  5. Step 5: Solve for x
    x = 569,205.50/637.15
  6. Step 6: Final answer
    x = 893.36

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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.