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Finding the Fourth Proportional to 587,772.55, 810,375.23 and 380,675.04

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Solution

The fourth proportional to 587,772.55, 810,375.23 and 380,675.04 is: 524,845.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,772.55 : 810,375.23 = 380,675.04 : x
  2. Step 2: Convert to fraction form
    587,772.55/810,375.23 = 380,675.04/x
  3. Step 3: Cross multiply
    587,772.55x = 810,375.23 × 380,675.04
  4. Step 4: Simplify right side
    587,772.55x = 308,489,623,095.26
  5. Step 5: Solve for x
    x = 308,489,623,095.26/587,772.55
  6. Step 6: Final answer
    x = 524,845.24

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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.