Home / 284,292.06-426,436.37-71,058.90

Finding the Fourth Proportional to 284,292.06, 426,436.37 and 71,058.90

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Solution

The fourth proportional to 284,292.06, 426,436.37 and 71,058.90 is: 106,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,292.06 : 426,436.37 = 71,058.90 : x
  2. Step 2: Convert to fraction form
    284,292.06/426,436.37 = 71,058.90/x
  3. Step 3: Cross multiply
    284,292.06x = 426,436.37 × 71,058.90
  4. Step 4: Simplify right side
    284,292.06x = 30,302,099,016.90
  5. Step 5: Solve for x
    x = 30,302,099,016.90/284,292.06
  6. Step 6: Final answer
    x = 106,587.92

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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.