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Finding the Fourth Proportional to 1,575.55, 2,360.10 and 794.46

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Solution

The fourth proportional to 1,575.55, 2,360.10 and 794.46 is: 1,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.55 : 2,360.10 = 794.46 : x
  2. Step 2: Convert to fraction form
    1,575.55/2,360.10 = 794.46/x
  3. Step 3: Cross multiply
    1,575.55x = 2,360.10 × 794.46
  4. Step 4: Simplify right side
    1,575.55x = 1,875,000.25
  5. Step 5: Solve for x
    x = 1,875,000.25/1,575.55
  6. Step 6: Final answer
    x = 1,190.06

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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.