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Finding the Fourth Proportional to 598,325.62, 825,674.88 and 343,693.18

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Solution

The fourth proportional to 598,325.62, 825,674.88 and 343,693.18 is: 474,288.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,325.62 : 825,674.88 = 343,693.18 : x
  2. Step 2: Convert to fraction form
    598,325.62/825,674.88 = 343,693.18/x
  3. Step 3: Cross multiply
    598,325.62x = 825,674.88 × 343,693.18
  4. Step 4: Simplify right side
    598,325.62x = 283,778,825,153.32
  5. Step 5: Solve for x
    x = 283,778,825,153.32/598,325.62
  6. Step 6: Final answer
    x = 474,288.27

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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.