Home / 427,086-589,327.52-236,073.42

Finding the Fourth Proportional to 427,086, 589,327.52 and 236,073.42

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Solution

The fourth proportional to 427,086, 589,327.52 and 236,073.42 is: 325,753.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,086 : 589,327.52 = 236,073.42 : x
  2. Step 2: Convert to fraction form
    427,086/589,327.52 = 236,073.42/x
  3. Step 3: Cross multiply
    427,086x = 589,327.52 × 236,073.42
  4. Step 4: Simplify right side
    427,086x = 139,124,561,966.15
  5. Step 5: Solve for x
    x = 139,124,561,966.15/427,086
  6. Step 6: Final answer
    x = 325,753.04

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1.5x scale

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.