Home / 792,763.39-1,094,007.92-430,178.03

Finding the Fourth Proportional to 792,763.39, 1,094,007.92 and 430,178.03

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Solution

The fourth proportional to 792,763.39, 1,094,007.92 and 430,178.03 is: 593,642.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,763.39 : 1,094,007.92 = 430,178.03 : x
  2. Step 2: Convert to fraction form
    792,763.39/1,094,007.92 = 430,178.03/x
  3. Step 3: Cross multiply
    792,763.39x = 1,094,007.92 × 430,178.03
  4. Step 4: Simplify right side
    792,763.39x = 470,618,167,435.40
  5. Step 5: Solve for x
    x = 470,618,167,435.40/792,763.39
  6. Step 6: Final answer
    x = 593,642.66

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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.