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Finding the Fourth Proportional to 295,864.20, 443,796.30 and 246,656.70

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Solution

The fourth proportional to 295,864.20, 443,796.30 and 246,656.70 is: 369,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,864.20 : 443,796.30 = 246,656.70 : x
  2. Step 2: Convert to fraction form
    295,864.20/443,796.30 = 246,656.70/x
  3. Step 3: Cross multiply
    295,864.20x = 443,796.30 × 246,656.70
  4. Step 4: Simplify right side
    295,864.20x = 109,465,330,830.21
  5. Step 5: Solve for x
    x = 109,465,330,830.21/295,864.20
  6. Step 6: Final answer
    x = 369,985.05

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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.