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Finding the Fourth Proportional to 333,439.28, 500,208.12 and 96,751.20

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Solution

The fourth proportional to 333,439.28, 500,208.12 and 96,751.20 is: 145,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,439.28 : 500,208.12 = 96,751.20 : x
  2. Step 2: Convert to fraction form
    333,439.28/500,208.12 = 96,751.20/x
  3. Step 3: Cross multiply
    333,439.28x = 500,208.12 × 96,751.20
  4. Step 4: Simplify right side
    333,439.28x = 48,395,735,859.74
  5. Step 5: Solve for x
    x = 48,395,735,859.74/333,439.28
  6. Step 6: Final answer
    x = 145,141.08

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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.