Home / 467,424.96-644,903.04-285,947.70

Finding the Fourth Proportional to 467,424.96, 644,903.04 and 285,947.70

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Solution

The fourth proportional to 467,424.96, 644,903.04 and 285,947.70 is: 394,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,424.96 : 644,903.04 = 285,947.70 : x
  2. Step 2: Convert to fraction form
    467,424.96/644,903.04 = 285,947.70/x
  3. Step 3: Cross multiply
    467,424.96x = 644,903.04 × 285,947.70
  4. Step 4: Simplify right side
    467,424.96x = 184,408,541,011.01
  5. Step 5: Solve for x
    x = 184,408,541,011.01/467,424.96
  6. Step 6: Final answer
    x = 394,520.10

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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.