Home / 486,844.50-729,630.54-352,361.38

Finding the Fourth Proportional to 486,844.50, 729,630.54 and 352,361.38

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Solution

The fourth proportional to 486,844.50, 729,630.54 and 352,361.38 is: 528,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,844.50 : 729,630.54 = 352,361.38 : x
  2. Step 2: Convert to fraction form
    486,844.50/729,630.54 = 352,361.38/x
  3. Step 3: Cross multiply
    486,844.50x = 729,630.54 × 352,361.38
  4. Step 4: Simplify right side
    486,844.50x = 257,093,623,964.55
  5. Step 5: Solve for x
    x = 257,093,623,964.55/486,844.50
  6. Step 6: Final answer
    x = 528,081.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.