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Finding the Fourth Proportional to 590,481.59, 814,583.93 and 348,602.11

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Solution

The fourth proportional to 590,481.59, 814,583.93 and 348,602.11 is: 480,905.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,481.59 : 814,583.93 = 348,602.11 : x
  2. Step 2: Convert to fraction form
    590,481.59/814,583.93 = 348,602.11/x
  3. Step 3: Cross multiply
    590,481.59x = 814,583.93 × 348,602.11
  4. Step 4: Simplify right side
    590,481.59x = 283,965,672,990.62
  5. Step 5: Solve for x
    x = 283,965,672,990.62/590,481.59
  6. Step 6: Final answer
    x = 480,905.21

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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.