Home / 1,148,662.83-1,722,993.84-307,192.71

Finding the Fourth Proportional to 1,148,662.83, 1,722,993.84 and 307,192.71

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Solution

The fourth proportional to 1,148,662.83, 1,722,993.84 and 307,192.71 is: 460,788.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,662.83 : 1,722,993.84 = 307,192.71 : x
  2. Step 2: Convert to fraction form
    1,148,662.83/1,722,993.84 = 307,192.71/x
  3. Step 3: Cross multiply
    1,148,662.83x = 1,722,993.84 × 307,192.71
  4. Step 4: Simplify right side
    1,148,662.83x = 529,291,147,022.91
  5. Step 5: Solve for x
    x = 529,291,147,022.91/1,148,662.83
  6. Step 6: Final answer
    x = 460,788.96

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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.