Home / 800,606.24-1,104,727.50-478,247.90

Finding the Fourth Proportional to 800,606.24, 1,104,727.50 and 478,247.90

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Solution

The fourth proportional to 800,606.24, 1,104,727.50 and 478,247.90 is: 659,916.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,606.24 : 1,104,727.50 = 478,247.90 : x
  2. Step 2: Convert to fraction form
    800,606.24/1,104,727.50 = 478,247.90/x
  3. Step 3: Cross multiply
    800,606.24x = 1,104,727.50 × 478,247.90
  4. Step 4: Simplify right side
    800,606.24x = 528,333,606,947.25
  5. Step 5: Solve for x
    x = 528,333,606,947.25/800,606.24
  6. Step 6: Final answer
    x = 659,916.92

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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.