Home / 427,095-589,339.94-236,082.42

Finding the Fourth Proportional to 427,095, 589,339.94 and 236,082.42

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Solution

The fourth proportional to 427,095, 589,339.94 and 236,082.42 is: 325,765.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,095 : 589,339.94 = 236,082.42 : x
  2. Step 2: Convert to fraction form
    427,095/589,339.94 = 236,082.42/x
  3. Step 3: Cross multiply
    427,095x = 589,339.94 × 236,082.42
  4. Step 4: Simplify right side
    427,095x = 139,132,798,057.44
  5. Step 5: Solve for x
    x = 139,132,798,057.44/427,095
  6. Step 6: Final answer
    x = 325,765.46

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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.