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Finding the Fourth Proportional to 506,595.60, 759,796.20 and 151,621.20

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Solution

The fourth proportional to 506,595.60, 759,796.20 and 151,621.20 is: 227,402.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,595.60 : 759,796.20 = 151,621.20 : x
  2. Step 2: Convert to fraction form
    506,595.60/759,796.20 = 151,621.20/x
  3. Step 3: Cross multiply
    506,595.60x = 759,796.20 × 151,621.20
  4. Step 4: Simplify right side
    506,595.60x = 115,201,211,599.44
  5. Step 5: Solve for x
    x = 115,201,211,599.44/506,595.60
  6. Step 6: Final answer
    x = 227,402.71

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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.