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Finding the Fourth Proportional to 358,580.12, 493,773.26 and 350,623.80

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Solution

The fourth proportional to 358,580.12, 493,773.26 and 350,623.80 is: 482,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,580.12 : 493,773.26 = 350,623.80 : x
  2. Step 2: Convert to fraction form
    358,580.12/493,773.26 = 350,623.80/x
  3. Step 3: Cross multiply
    358,580.12x = 493,773.26 × 350,623.80
  4. Step 4: Simplify right side
    358,580.12x = 173,128,656,759.59
  5. Step 5: Solve for x
    x = 173,128,656,759.59/358,580.12
  6. Step 6: Final answer
    x = 482,817.22

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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.