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Finding the Fourth Proportional to 333,532.95, 500,297.73 and 80,813.49

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Solution

The fourth proportional to 333,532.95, 500,297.73 and 80,813.49 is: 121,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,532.95 : 500,297.73 = 80,813.49 : x
  2. Step 2: Convert to fraction form
    333,532.95/500,297.73 = 80,813.49/x
  3. Step 3: Cross multiply
    333,532.95x = 500,297.73 × 80,813.49
  4. Step 4: Simplify right side
    333,532.95x = 40,430,805,600.38
  5. Step 5: Solve for x
    x = 40,430,805,600.38/333,532.95
  6. Step 6: Final answer
    x = 121,219.82

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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.