Home / 804,534.56-1,206,859.44-243,612.80

Finding the Fourth Proportional to 804,534.56, 1,206,859.44 and 243,612.80

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Solution

The fourth proportional to 804,534.56, 1,206,859.44 and 243,612.80 is: 365,436.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,534.56 : 1,206,859.44 = 243,612.80 : x
  2. Step 2: Convert to fraction form
    804,534.56/1,206,859.44 = 243,612.80/x
  3. Step 3: Cross multiply
    804,534.56x = 1,206,859.44 × 243,612.80
  4. Step 4: Simplify right side
    804,534.56x = 294,006,407,384.83
  5. Step 5: Solve for x
    x = 294,006,407,384.83/804,534.56
  6. Step 6: Final answer
    x = 365,436.64

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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.