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Finding the Fourth Proportional to 324,607.14, 447,981.03 and 179,409.81

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Solution

The fourth proportional to 324,607.14, 447,981.03 and 179,409.81 is: 247,598.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,607.14 : 447,981.03 = 179,409.81 : x
  2. Step 2: Convert to fraction form
    324,607.14/447,981.03 = 179,409.81/x
  3. Step 3: Cross multiply
    324,607.14x = 447,981.03 × 179,409.81
  4. Step 4: Simplify right side
    324,607.14x = 80,372,193,155.83
  5. Step 5: Solve for x
    x = 80,372,193,155.83/324,607.14
  6. Step 6: Final answer
    x = 247,598.35

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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.