Home / 284,871.27-426,583.77-170,947.45

Finding the Fourth Proportional to 284,871.27, 426,583.77 and 170,947.45

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Solution

The fourth proportional to 284,871.27, 426,583.77 and 170,947.45 is: 255,987.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,871.27 : 426,583.77 = 170,947.45 : x
  2. Step 2: Convert to fraction form
    284,871.27/426,583.77 = 170,947.45/x
  3. Step 3: Cross multiply
    284,871.27x = 426,583.77 × 170,947.45
  4. Step 4: Simplify right side
    284,871.27x = 72,923,407,585.06
  5. Step 5: Solve for x
    x = 72,923,407,585.06/284,871.27
  6. Step 6: Final answer
    x = 255,987.23

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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.