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Finding the Fourth Proportional to 575,818.02, 863,727.12 and 295,156.26

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Solution

The fourth proportional to 575,818.02, 863,727.12 and 295,156.26 is: 442,734.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,818.02 : 863,727.12 = 295,156.26 : x
  2. Step 2: Convert to fraction form
    575,818.02/863,727.12 = 295,156.26/x
  3. Step 3: Cross multiply
    575,818.02x = 863,727.12 × 295,156.26
  4. Step 4: Simplify right side
    575,818.02x = 254,934,466,399.77
  5. Step 5: Solve for x
    x = 254,934,466,399.77/575,818.02
  6. Step 6: Final answer
    x = 442,734.44

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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.