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Finding the Fourth Proportional to 333,333.24, 500,003.10 and 84,015.24

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Solution

The fourth proportional to 333,333.24, 500,003.10 and 84,015.24 is: 126,023.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,333.24 : 500,003.10 = 84,015.24 : x
  2. Step 2: Convert to fraction form
    333,333.24/500,003.10 = 84,015.24/x
  3. Step 3: Cross multiply
    333,333.24x = 500,003.10 × 84,015.24
  4. Step 4: Simplify right side
    333,333.24x = 42,007,880,447.24
  5. Step 5: Solve for x
    x = 42,007,880,447.24/333,333.24
  6. Step 6: Final answer
    x = 126,023.68

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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.