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Finding the Fourth Proportional to 333,672.48, 500,507.10 and 109,185.84

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Solution

The fourth proportional to 333,672.48, 500,507.10 and 109,185.84 is: 163,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,672.48 : 500,507.10 = 109,185.84 : x
  2. Step 2: Convert to fraction form
    333,672.48/500,507.10 = 109,185.84/x
  3. Step 3: Cross multiply
    333,672.48x = 500,507.10 × 109,185.84
  4. Step 4: Simplify right side
    333,672.48x = 54,648,288,139.46
  5. Step 5: Solve for x
    x = 54,648,288,139.46/333,672.48
  6. Step 6: Final answer
    x = 163,778.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.