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Finding the Fourth Proportional to 898,452.54, 1,347,586.47 and 299,349

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Solution

The fourth proportional to 898,452.54, 1,347,586.47 and 299,349 is: 448,992.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,452.54 : 1,347,586.47 = 299,349 : x
  2. Step 2: Convert to fraction form
    898,452.54/1,347,586.47 = 299,349/x
  3. Step 3: Cross multiply
    898,452.54x = 1,347,586.47 × 299,349
  4. Step 4: Simplify right side
    898,452.54x = 403,398,662,208.03
  5. Step 5: Solve for x
    x = 403,398,662,208.03/898,452.54
  6. Step 6: Final answer
    x = 448,992.73

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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.