Home / 428,036.67-590,556.69-246,723.84

Finding the Fourth Proportional to 428,036.67, 590,556.69 and 246,723.84

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Solution

The fourth proportional to 428,036.67, 590,556.69 and 246,723.84 is: 340,401.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,036.67 : 590,556.69 = 246,723.84 : x
  2. Step 2: Convert to fraction form
    428,036.67/590,556.69 = 246,723.84/x
  3. Step 3: Cross multiply
    428,036.67x = 590,556.69 × 246,723.84
  4. Step 4: Simplify right side
    428,036.67x = 145,704,414,294.49
  5. Step 5: Solve for x
    x = 145,704,414,294.49/428,036.67
  6. Step 6: Final answer
    x = 340,401.71

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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.