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Finding the Fourth Proportional to 350,294.60, 525,515.76 and 113,618.90

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Solution

The fourth proportional to 350,294.60, 525,515.76 and 113,618.90 is: 170,452.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,294.60 : 525,515.76 = 113,618.90 : x
  2. Step 2: Convert to fraction form
    350,294.60/525,515.76 = 113,618.90/x
  3. Step 3: Cross multiply
    350,294.60x = 525,515.76 × 113,618.90
  4. Step 4: Simplify right side
    350,294.60x = 59,708,522,583.86
  5. Step 5: Solve for x
    x = 59,708,522,583.86/350,294.60
  6. Step 6: Final answer
    x = 170,452.31

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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.