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Finding the Fourth Proportional to 590,483.43, 814,586.48 and 348,603.97

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Solution

The fourth proportional to 590,483.43, 814,586.48 and 348,603.97 is: 480,907.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,483.43 : 814,586.48 = 348,603.97 : x
  2. Step 2: Convert to fraction form
    590,483.43/814,586.48 = 348,603.97/x
  3. Step 3: Cross multiply
    590,483.43x = 814,586.48 × 348,603.97
  4. Step 4: Simplify right side
    590,483.43x = 283,968,080,836.33
  5. Step 5: Solve for x
    x = 283,968,080,836.33/590,483.43
  6. Step 6: Final answer
    x = 480,907.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.