Home / 792,980.36-1,094,309.21-430,401.05

Finding the Fourth Proportional to 792,980.36, 1,094,309.21 and 430,401.05

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Solution

The fourth proportional to 792,980.36, 1,094,309.21 and 430,401.05 is: 593,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,980.36 : 1,094,309.21 = 430,401.05 : x
  2. Step 2: Convert to fraction form
    792,980.36/1,094,309.21 = 430,401.05/x
  3. Step 3: Cross multiply
    792,980.36x = 1,094,309.21 × 430,401.05
  4. Step 4: Simplify right side
    792,980.36x = 470,991,836,820.45
  5. Step 5: Solve for x
    x = 470,991,836,820.45/792,980.36
  6. Step 6: Final answer
    x = 593,951.45

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1.5x scale

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.