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Finding the Fourth Proportional to 332,646.21, 459,051.95 and 179,684.40

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Solution

The fourth proportional to 332,646.21, 459,051.95 and 179,684.40 is: 247,964.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,646.21 : 459,051.95 = 179,684.40 : x
  2. Step 2: Convert to fraction form
    332,646.21/459,051.95 = 179,684.40/x
  3. Step 3: Cross multiply
    332,646.21x = 459,051.95 × 179,684.40
  4. Step 4: Simplify right side
    332,646.21x = 82,484,474,204.58
  5. Step 5: Solve for x
    x = 82,484,474,204.58/332,646.21
  6. Step 6: Final answer
    x = 247,964.57

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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.