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Finding the Fourth Proportional to 467,380.83, 644,229.93 and 365,228.76

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Solution

The fourth proportional to 467,380.83, 644,229.93 and 365,228.76 is: 503,425.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,380.83 : 644,229.93 = 365,228.76 : x
  2. Step 2: Convert to fraction form
    467,380.83/644,229.93 = 365,228.76/x
  3. Step 3: Cross multiply
    467,380.83x = 644,229.93 × 365,228.76
  4. Step 4: Simplify right side
    467,380.83x = 235,291,298,488.79
  5. Step 5: Solve for x
    x = 235,291,298,488.79/467,380.83
  6. Step 6: Final answer
    x = 503,425.22

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1.5x scale

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.