Home / 427,813.38-590,387.13-236,829.96

Finding the Fourth Proportional to 427,813.38, 590,387.13 and 236,829.96

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Solution

The fourth proportional to 427,813.38, 590,387.13 and 236,829.96 is: 326,827.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,813.38 : 590,387.13 = 236,829.96 : x
  2. Step 2: Convert to fraction form
    427,813.38/590,387.13 = 236,829.96/x
  3. Step 3: Cross multiply
    427,813.38x = 590,387.13 × 236,829.96
  4. Step 4: Simplify right side
    427,813.38x = 139,821,360,382.42
  5. Step 5: Solve for x
    x = 139,821,360,382.42/427,813.38
  6. Step 6: Final answer
    x = 326,827.93

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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.