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Finding the Fourth Proportional to 604,103.80, 906,285.30 and 183,422.20

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Solution

The fourth proportional to 604,103.80, 906,285.30 and 183,422.20 is: 275,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,103.80 : 906,285.30 = 183,422.20 : x
  2. Step 2: Convert to fraction form
    604,103.80/906,285.30 = 183,422.20/x
  3. Step 3: Cross multiply
    604,103.80x = 906,285.30 × 183,422.20
  4. Step 4: Simplify right side
    604,103.80x = 166,232,843,553.66
  5. Step 5: Solve for x
    x = 166,232,843,553.66/604,103.80
  6. Step 6: Final answer
    x = 275,172.65

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1.5x scale

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.