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Finding the Fourth Proportional to 499,192.89, 748,027.39 and 296,389.63

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Solution

The fourth proportional to 499,192.89, 748,027.39 and 296,389.63 is: 444,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,192.89 : 748,027.39 = 296,389.63 : x
  2. Step 2: Convert to fraction form
    499,192.89/748,027.39 = 296,389.63/x
  3. Step 3: Cross multiply
    499,192.89x = 748,027.39 × 296,389.63
  4. Step 4: Simplify right side
    499,192.89x = 221,707,564,483.45
  5. Step 5: Solve for x
    x = 221,707,564,483.45/499,192.89
  6. Step 6: Final answer
    x = 444,132.06

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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.