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Finding the Fourth Proportional to 350,143.60, 524,610.60 and 162,770.80

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Solution

The fourth proportional to 350,143.60, 524,610.60 and 162,770.80 is: 243,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,143.60 : 524,610.60 = 162,770.80 : x
  2. Step 2: Convert to fraction form
    350,143.60/524,610.60 = 162,770.80/x
  3. Step 3: Cross multiply
    350,143.60x = 524,610.60 × 162,770.80
  4. Step 4: Simplify right side
    350,143.60x = 85,391,287,050.48
  5. Step 5: Solve for x
    x = 85,391,287,050.48/350,143.60
  6. Step 6: Final answer
    x = 243,875.05

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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.