Home / 703,406.31-1,055,106.74-170,928.92

Finding the Fourth Proportional to 703,406.31, 1,055,106.74 and 170,928.92

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Solution

The fourth proportional to 703,406.31, 1,055,106.74 and 170,928.92 is: 256,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,406.31 : 1,055,106.74 = 170,928.92 : x
  2. Step 2: Convert to fraction form
    703,406.31/1,055,106.74 = 170,928.92/x
  3. Step 3: Cross multiply
    703,406.31x = 1,055,106.74 × 170,928.92
  4. Step 4: Simplify right side
    703,406.31x = 180,348,249,422.74
  5. Step 5: Solve for x
    x = 180,348,249,422.74/703,406.31
  6. Step 6: Final answer
    x = 256,392.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.