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Finding the Fourth Proportional to 761.08, 1,049.14 and 595.00

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Solution

The fourth proportional to 761.08, 1,049.14 and 595.00 is: 820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    761.08 : 1,049.14 = 595.00 : x
  2. Step 2: Convert to fraction form
    761.08/1,049.14 = 595.00/x
  3. Step 3: Cross multiply
    761.08x = 1,049.14 × 595.00
  4. Step 4: Simplify right side
    761.08x = 624,242.39
  5. Step 5: Solve for x
    x = 624,242.39/761.08
  6. Step 6: Final answer
    x = 820.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.