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Finding the Fourth Proportional to 604,980.18, 834,847.07 and 329,332.29

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Solution

The fourth proportional to 604,980.18, 834,847.07 and 329,332.29 is: 454,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,980.18 : 834,847.07 = 329,332.29 : x
  2. Step 2: Convert to fraction form
    604,980.18/834,847.07 = 329,332.29/x
  3. Step 3: Cross multiply
    604,980.18x = 834,847.07 × 329,332.29
  4. Step 4: Simplify right side
    604,980.18x = 274,942,095,716.23
  5. Step 5: Solve for x
    x = 274,942,095,716.23/604,980.18
  6. Step 6: Final answer
    x = 454,464.64

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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.