Home / 428,135.46-590,846.39-237,148.84

Finding the Fourth Proportional to 428,135.46, 590,846.39 and 237,148.84

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Solution

The fourth proportional to 428,135.46, 590,846.39 and 237,148.84 is: 327,276.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,135.46 : 590,846.39 = 237,148.84 : x
  2. Step 2: Convert to fraction form
    428,135.46/590,846.39 = 237,148.84/x
  3. Step 3: Cross multiply
    428,135.46x = 590,846.39 × 237,148.84
  4. Step 4: Simplify right side
    428,135.46x = 140,118,536,006.69
  5. Step 5: Solve for x
    x = 140,118,536,006.69/428,135.46
  6. Step 6: Final answer
    x = 327,276.18

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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.