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Finding the Fourth Proportional to 333,717.32, 500,577.66 and 84,399.56

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Solution

The fourth proportional to 333,717.32, 500,577.66 and 84,399.56 is: 126,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,717.32 : 500,577.66 = 84,399.56 : x
  2. Step 2: Convert to fraction form
    333,717.32/500,577.66 = 84,399.56/x
  3. Step 3: Cross multiply
    333,717.32x = 500,577.66 × 84,399.56
  4. Step 4: Simplify right side
    333,717.32x = 42,248,534,249.83
  5. Step 5: Solve for x
    x = 42,248,534,249.83/333,717.32
  6. Step 6: Final answer
    x = 126,599.76

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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.