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Finding the Fourth Proportional to 575,924.28, 864,149 and 295,638.52

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Solution

The fourth proportional to 575,924.28, 864,149 and 295,638.52 is: 443,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,924.28 : 864,149 = 295,638.52 : x
  2. Step 2: Convert to fraction form
    575,924.28/864,149 = 295,638.52/x
  3. Step 3: Cross multiply
    575,924.28x = 864,149 × 295,638.52
  4. Step 4: Simplify right side
    575,924.28x = 255,475,731,419.48
  5. Step 5: Solve for x
    x = 255,475,731,419.48/575,924.28
  6. Step 6: Final answer
    x = 443,592.57

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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.