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Finding the Fourth Proportional to 333,636.72, 500,351.54 and 120,376.92

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Solution

The fourth proportional to 333,636.72, 500,351.54 and 120,376.92 is: 180,528.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,636.72 : 500,351.54 = 120,376.92 : x
  2. Step 2: Convert to fraction form
    333,636.72/500,351.54 = 120,376.92/x
  3. Step 3: Cross multiply
    333,636.72x = 500,351.54 × 120,376.92
  4. Step 4: Simplify right side
    333,636.72x = 60,230,776,700.57
  5. Step 5: Solve for x
    x = 60,230,776,700.57/333,636.72
  6. Step 6: Final answer
    x = 180,528.02

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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.