Home / 792,981.28-1,094,311.37-430,405.13

Finding the Fourth Proportional to 792,981.28, 1,094,311.37 and 430,405.13

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Solution

The fourth proportional to 792,981.28, 1,094,311.37 and 430,405.13 is: 593,957.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,981.28 : 1,094,311.37 = 430,405.13 : x
  2. Step 2: Convert to fraction form
    792,981.28/1,094,311.37 = 430,405.13/x
  3. Step 3: Cross multiply
    792,981.28x = 1,094,311.37 × 430,405.13
  4. Step 4: Simplify right side
    792,981.28x = 470,997,225,313.30
  5. Step 5: Solve for x
    x = 470,997,225,313.30/792,981.28
  6. Step 6: Final answer
    x = 593,957.56

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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.