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Finding the Fourth Proportional to 344,483.15, 475,402.95 and 191,523.87

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Solution

The fourth proportional to 344,483.15, 475,402.95 and 191,523.87 is: 264,311.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,483.15 : 475,402.95 = 191,523.87 : x
  2. Step 2: Convert to fraction form
    344,483.15/475,402.95 = 191,523.87/x
  3. Step 3: Cross multiply
    344,483.15x = 475,402.95 × 191,523.87
  4. Step 4: Simplify right side
    344,483.15x = 91,051,012,793.42
  5. Step 5: Solve for x
    x = 91,051,012,793.42/344,483.15
  6. Step 6: Final answer
    x = 264,311.95

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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.