Home / 792,980.87-1,094,309.90-430,401.56

Finding the Fourth Proportional to 792,980.87, 1,094,309.90 and 430,401.56

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Solution

The fourth proportional to 792,980.87, 1,094,309.90 and 430,401.56 is: 593,952.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,980.87 : 1,094,309.90 = 430,401.56 : x
  2. Step 2: Convert to fraction form
    792,980.87/1,094,309.90 = 430,401.56/x
  3. Step 3: Cross multiply
    792,980.87x = 1,094,309.90 × 430,401.56
  4. Step 4: Simplify right side
    792,980.87x = 470,992,682,611.90
  5. Step 5: Solve for x
    x = 470,992,682,611.90/792,980.87
  6. Step 6: Final answer
    x = 593,952.14

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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.