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Finding the Fourth Proportional to 605,650.55, 835,835.09 and 333,718.40

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Solution

The fourth proportional to 605,650.55, 835,835.09 and 333,718.40 is: 460,551.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,650.55 : 835,835.09 = 333,718.40 : x
  2. Step 2: Convert to fraction form
    605,650.55/835,835.09 = 333,718.40/x
  3. Step 3: Cross multiply
    605,650.55x = 835,835.09 × 333,718.40
  4. Step 4: Simplify right side
    605,650.55x = 278,933,549,319.65
  5. Step 5: Solve for x
    x = 278,933,549,319.65/605,650.55
  6. Step 6: Final answer
    x = 460,551.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.