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Finding the Fourth Proportional to 333,290.09, 500,010.14 and 105,599.40

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Solution

The fourth proportional to 333,290.09, 500,010.14 and 105,599.40 is: 158,422.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,290.09 : 500,010.14 = 105,599.40 : x
  2. Step 2: Convert to fraction form
    333,290.09/500,010.14 = 105,599.40/x
  3. Step 3: Cross multiply
    333,290.09x = 500,010.14 × 105,599.40
  4. Step 4: Simplify right side
    333,290.09x = 52,800,770,249.92
  5. Step 5: Solve for x
    x = 52,800,770,249.92/333,290.09
  6. Step 6: Final answer
    x = 158,422.87

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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.