Home / 414,197.90-620,300.40-236,165.17

Finding the Fourth Proportional to 414,197.90, 620,300.40 and 236,165.17

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Solution

The fourth proportional to 414,197.90, 620,300.40 and 236,165.17 is: 353,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,197.90 : 620,300.40 = 236,165.17 : x
  2. Step 2: Convert to fraction form
    414,197.90/620,300.40 = 236,165.17/x
  3. Step 3: Cross multiply
    414,197.90x = 620,300.40 × 236,165.17
  4. Step 4: Simplify right side
    414,197.90x = 146,493,350,136.40
  5. Step 5: Solve for x
    x = 146,493,350,136.40/414,197.90
  6. Step 6: Final answer
    x = 353,679.60

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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.