Home / 801,708.72-1,106,344.41-434,182.77

Finding the Fourth Proportional to 801,708.72, 1,106,344.41 and 434,182.77

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Solution

The fourth proportional to 801,708.72, 1,106,344.41 and 434,182.77 is: 599,164.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,708.72 : 1,106,344.41 = 434,182.77 : x
  2. Step 2: Convert to fraction form
    801,708.72/1,106,344.41 = 434,182.77/x
  3. Step 3: Cross multiply
    801,708.72x = 1,106,344.41 × 434,182.77
  4. Step 4: Simplify right side
    801,708.72x = 480,355,680,507.82
  5. Step 5: Solve for x
    x = 480,355,680,507.82/801,708.72
  6. Step 6: Final answer
    x = 599,164.84

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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.