Home / 428,076.24-590,743.72-246,787.30

Finding the Fourth Proportional to 428,076.24, 590,743.72 and 246,787.30

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Solution

The fourth proportional to 428,076.24, 590,743.72 and 246,787.30 is: 340,565.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,076.24 : 590,743.72 = 246,787.30 : x
  2. Step 2: Convert to fraction form
    428,076.24/590,743.72 = 246,787.30/x
  3. Step 3: Cross multiply
    428,076.24x = 590,743.72 × 246,787.30
  4. Step 4: Simplify right side
    428,076.24x = 145,788,048,697.67
  5. Step 5: Solve for x
    x = 145,788,048,697.67/428,076.24
  6. Step 6: Final answer
    x = 340,565.62

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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.