Home / 540,268.38-745,615.26-298,598.14

Finding the Fourth Proportional to 540,268.38, 745,615.26 and 298,598.14

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Solution

The fourth proportional to 540,268.38, 745,615.26 and 298,598.14 is: 412,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,268.38 : 745,615.26 = 298,598.14 : x
  2. Step 2: Convert to fraction form
    540,268.38/745,615.26 = 298,598.14/x
  3. Step 3: Cross multiply
    540,268.38x = 745,615.26 × 298,598.14
  4. Step 4: Simplify right side
    540,268.38x = 222,639,329,791.62
  5. Step 5: Solve for x
    x = 222,639,329,791.62/540,268.38
  6. Step 6: Final answer
    x = 412,090.25

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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.