Home / 374,790.48-562,149.12-206,255.40

Finding the Fourth Proportional to 374,790.48, 562,149.12 and 206,255.40

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Solution

The fourth proportional to 374,790.48, 562,149.12 and 206,255.40 is: 309,362.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,790.48 : 562,149.12 = 206,255.40 : x
  2. Step 2: Convert to fraction form
    374,790.48/562,149.12 = 206,255.40/x
  3. Step 3: Cross multiply
    374,790.48x = 562,149.12 × 206,255.40
  4. Step 4: Simplify right side
    374,790.48x = 115,946,291,605.25
  5. Step 5: Solve for x
    x = 115,946,291,605.25/374,790.48
  6. Step 6: Final answer
    x = 309,362.96

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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.