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Finding the Fourth Proportional to 653,675.97, 980,570.51 and 180,361.28

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Solution

The fourth proportional to 653,675.97, 980,570.51 and 180,361.28 is: 270,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,675.97 : 980,570.51 = 180,361.28 : x
  2. Step 2: Convert to fraction form
    653,675.97/980,570.51 = 180,361.28/x
  3. Step 3: Cross multiply
    653,675.97x = 980,570.51 × 180,361.28
  4. Step 4: Simplify right side
    653,675.97x = 176,856,946,509.19
  5. Step 5: Solve for x
    x = 176,856,946,509.19/653,675.97
  6. Step 6: Final answer
    x = 270,557.52

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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.