Home / 792,108-1,093,178.16-434,481.12

Finding the Fourth Proportional to 792,108, 1,093,178.16 and 434,481.12

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Solution

The fourth proportional to 792,108, 1,093,178.16 and 434,481.12 is: 599,621.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,108 : 1,093,178.16 = 434,481.12 : x
  2. Step 2: Convert to fraction form
    792,108/1,093,178.16 = 434,481.12/x
  3. Step 3: Cross multiply
    792,108x = 1,093,178.16 × 434,481.12
  4. Step 4: Simplify right side
    792,108x = 474,965,271,316.34
  5. Step 5: Solve for x
    x = 474,965,271,316.34/792,108
  6. Step 6: Final answer
    x = 599,621.86

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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.