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Finding the Fourth Proportional to 602,259.75, 903,739.55 and 269,835.75

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Solution

The fourth proportional to 602,259.75, 903,739.55 and 269,835.75 is: 404,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,259.75 : 903,739.55 = 269,835.75 : x
  2. Step 2: Convert to fraction form
    602,259.75/903,739.55 = 269,835.75/x
  3. Step 3: Cross multiply
    602,259.75x = 903,739.55 × 269,835.75
  4. Step 4: Simplify right side
    602,259.75x = 243,861,237,929.73
  5. Step 5: Solve for x
    x = 243,861,237,929.73/602,259.75
  6. Step 6: Final answer
    x = 404,910.40

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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.