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Finding the Fourth Proportional to 467,366.68, 644,210.44 and 365,214.64

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Solution

The fourth proportional to 467,366.68, 644,210.44 and 365,214.64 is: 503,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,366.68 : 644,210.44 = 365,214.64 : x
  2. Step 2: Convert to fraction form
    467,366.68/644,210.44 = 365,214.64/x
  3. Step 3: Cross multiply
    467,366.68x = 644,210.44 × 365,214.64
  4. Step 4: Simplify right side
    467,366.68x = 235,275,083,928.84
  5. Step 5: Solve for x
    x = 235,275,083,928.84/467,366.68
  6. Step 6: Final answer
    x = 503,405.77

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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.