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Finding the Fourth Proportional to 567,505.60, 850,869.60 and 268,129.60

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Solution

The fourth proportional to 567,505.60, 850,869.60 and 268,129.60 is: 402,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,505.60 : 850,869.60 = 268,129.60 : x
  2. Step 2: Convert to fraction form
    567,505.60/850,869.60 = 268,129.60/x
  3. Step 3: Cross multiply
    567,505.60x = 850,869.60 × 268,129.60
  4. Step 4: Simplify right side
    567,505.60x = 228,143,325,500.16
  5. Step 5: Solve for x
    x = 228,143,325,500.16/567,505.60
  6. Step 6: Final answer
    x = 402,010.70

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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.