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Finding the Fourth Proportional to 567,008.40, 850,512.60 and 343,059.60

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Solution

The fourth proportional to 567,008.40, 850,512.60 and 343,059.60 is: 514,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,008.40 : 850,512.60 = 343,059.60 : x
  2. Step 2: Convert to fraction form
    567,008.40/850,512.60 = 343,059.60/x
  3. Step 3: Cross multiply
    567,008.40x = 850,512.60 × 343,059.60
  4. Step 4: Simplify right side
    567,008.40x = 291,776,512,350.96
  5. Step 5: Solve for x
    x = 291,776,512,350.96/567,008.40
  6. Step 6: Final answer
    x = 514,589.40

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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.