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Finding the Fourth Proportional to 506,390.82, 759,473.24 and 151,358.72

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Solution

The fourth proportional to 506,390.82, 759,473.24 and 151,358.72 is: 227,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,390.82 : 759,473.24 = 151,358.72 : x
  2. Step 2: Convert to fraction form
    506,390.82/759,473.24 = 151,358.72/x
  3. Step 3: Cross multiply
    506,390.82x = 759,473.24 × 151,358.72
  4. Step 4: Simplify right side
    506,390.82x = 114,952,892,926.49
  5. Step 5: Solve for x
    x = 114,952,892,926.49/506,390.82
  6. Step 6: Final answer
    x = 227,004.30

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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.