Home / 428,190.86-590,895.24-237,205.82

Finding the Fourth Proportional to 428,190.86, 590,895.24 and 237,205.82

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Solution

The fourth proportional to 428,190.86, 590,895.24 and 237,205.82 is: 327,339.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,190.86 : 590,895.24 = 237,205.82 : x
  2. Step 2: Convert to fraction form
    428,190.86/590,895.24 = 237,205.82/x
  3. Step 3: Cross multiply
    428,190.86x = 590,895.24 × 237,205.82
  4. Step 4: Simplify right side
    428,190.86x = 140,163,786,983.82
  5. Step 5: Solve for x
    x = 140,163,786,983.82/428,190.86
  6. Step 6: Final answer
    x = 327,339.52

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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.