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Finding the Fourth Proportional to 333,438.30, 500,206.65 and 96,750.21

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Solution

The fourth proportional to 333,438.30, 500,206.65 and 96,750.21 is: 145,139.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,438.30 : 500,206.65 = 96,750.21 : x
  2. Step 2: Convert to fraction form
    333,438.30/500,206.65 = 96,750.21/x
  3. Step 3: Cross multiply
    333,438.30x = 500,206.65 × 96,750.21
  4. Step 4: Simplify right side
    333,438.30x = 48,395,098,430.90
  5. Step 5: Solve for x
    x = 48,395,098,430.90/333,438.30
  6. Step 6: Final answer
    x = 145,139.59

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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.