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Finding the Fourth Proportional to 493,479.24, 740,289.36 and 151,951.51

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Solution

The fourth proportional to 493,479.24, 740,289.36 and 151,951.51 is: 227,948.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,479.24 : 740,289.36 = 151,951.51 : x
  2. Step 2: Convert to fraction form
    493,479.24/740,289.36 = 151,951.51/x
  3. Step 3: Cross multiply
    493,479.24x = 740,289.36 × 151,951.51
  4. Step 4: Simplify right side
    493,479.24x = 112,488,084,247.34
  5. Step 5: Solve for x
    x = 112,488,084,247.34/493,479.24
  6. Step 6: Final answer
    x = 227,948.97

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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.