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Finding the Fourth Proportional to 575,920.28, 864,142.98 and 295,634.52

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Solution

The fourth proportional to 575,920.28, 864,142.98 and 295,634.52 is: 443,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,920.28 : 864,142.98 = 295,634.52 : x
  2. Step 2: Convert to fraction form
    575,920.28/864,142.98 = 295,634.52/x
  3. Step 3: Cross multiply
    575,920.28x = 864,142.98 × 295,634.52
  4. Step 4: Simplify right side
    575,920.28x = 255,470,495,103.67
  5. Step 5: Solve for x
    x = 255,470,495,103.67/575,920.28
  6. Step 6: Final answer
    x = 443,586.56

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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.