Home / 427,139.04-589,399.92-236,125.92

Finding the Fourth Proportional to 427,139.04, 589,399.92 and 236,125.92

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Solution

The fourth proportional to 427,139.04, 589,399.92 and 236,125.92 is: 325,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,139.04 : 589,399.92 = 236,125.92 : x
  2. Step 2: Convert to fraction form
    427,139.04/589,399.92 = 236,125.92/x
  3. Step 3: Cross multiply
    427,139.04x = 589,399.92 × 236,125.92
  4. Step 4: Simplify right side
    427,139.04x = 139,172,598,357.93
  5. Step 5: Solve for x
    x = 139,172,598,357.93/427,139.04
  6. Step 6: Final answer
    x = 325,825.05

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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.