Home / 800,012.96-1,104,295.68-460,616.48

Finding the Fourth Proportional to 800,012.96, 1,104,295.68 and 460,616.48

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Solution

The fourth proportional to 800,012.96, 1,104,295.68 and 460,616.48 is: 635,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,012.96 : 1,104,295.68 = 460,616.48 : x
  2. Step 2: Convert to fraction form
    800,012.96/1,104,295.68 = 460,616.48/x
  3. Step 3: Cross multiply
    800,012.96x = 1,104,295.68 × 460,616.48
  4. Step 4: Simplify right side
    800,012.96x = 508,656,789,000.81
  5. Step 5: Solve for x
    x = 508,656,789,000.81/800,012.96
  6. Step 6: Final answer
    x = 635,810.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.