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Finding the Fourth Proportional to 466,904.92, 644,352.76 and 285,559.96

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Solution

The fourth proportional to 466,904.92, 644,352.76 and 285,559.96 is: 394,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,904.92 : 644,352.76 = 285,559.96 : x
  2. Step 2: Convert to fraction form
    466,904.92/644,352.76 = 285,559.96/x
  3. Step 3: Cross multiply
    466,904.92x = 644,352.76 × 285,559.96
  4. Step 4: Simplify right side
    466,904.92x = 184,001,348,371.49
  5. Step 5: Solve for x
    x = 184,001,348,371.49/466,904.92
  6. Step 6: Final answer
    x = 394,087.41

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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.