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Finding the Fourth Proportional to 350,269.89, 525,478.64 and 113,594.12

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Solution

The fourth proportional to 350,269.89, 525,478.64 and 113,594.12 is: 170,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,269.89 : 525,478.64 = 113,594.12 : x
  2. Step 2: Convert to fraction form
    350,269.89/525,478.64 = 113,594.12/x
  3. Step 3: Cross multiply
    350,269.89x = 525,478.64 × 113,594.12
  4. Step 4: Simplify right side
    350,269.89x = 59,691,280,494.23
  5. Step 5: Solve for x
    x = 59,691,280,494.23/350,269.89
  6. Step 6: Final answer
    x = 170,415.11

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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.