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Finding the Fourth Proportional to 598,405.02, 825,717.06 and 343,756.14

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Solution

The fourth proportional to 598,405.02, 825,717.06 and 343,756.14 is: 474,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,405.02 : 825,717.06 = 343,756.14 : x
  2. Step 2: Convert to fraction form
    598,405.02/825,717.06 = 343,756.14/x
  3. Step 3: Cross multiply
    598,405.02x = 825,717.06 × 343,756.14
  4. Step 4: Simplify right side
    598,405.02x = 283,845,309,277.75
  5. Step 5: Solve for x
    x = 283,845,309,277.75/598,405.02
  6. Step 6: Final answer
    x = 474,336.44

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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.