Home / 807,778.84-1,211,085.04-246,507.16

Finding the Fourth Proportional to 807,778.84, 1,211,085.04 and 246,507.16

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Solution

The fourth proportional to 807,778.84, 1,211,085.04 and 246,507.16 is: 369,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,778.84 : 1,211,085.04 = 246,507.16 : x
  2. Step 2: Convert to fraction form
    807,778.84/1,211,085.04 = 246,507.16/x
  3. Step 3: Cross multiply
    807,778.84x = 1,211,085.04 × 246,507.16
  4. Step 4: Simplify right side
    807,778.84x = 298,541,133,728.89
  5. Step 5: Solve for x
    x = 298,541,133,728.89/807,778.84
  6. Step 6: Final answer
    x = 369,582.76

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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.