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Finding the Fourth Proportional to 355,608.96, 533,466.50 and 130,952.13

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Solution

The fourth proportional to 355,608.96, 533,466.50 and 130,952.13 is: 196,447.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,608.96 : 533,466.50 = 130,952.13 : x
  2. Step 2: Convert to fraction form
    355,608.96/533,466.50 = 130,952.13/x
  3. Step 3: Cross multiply
    355,608.96x = 533,466.50 × 130,952.13
  4. Step 4: Simplify right side
    355,608.96x = 69,858,573,803.88
  5. Step 5: Solve for x
    x = 69,858,573,803.88/355,608.96
  6. Step 6: Final answer
    x = 196,447.73

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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.