Home / 428,070.06-590,741.64-237,086.64

Finding the Fourth Proportional to 428,070.06, 590,741.64 and 237,086.64

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Solution

The fourth proportional to 428,070.06, 590,741.64 and 237,086.64 is: 327,182.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,070.06 : 590,741.64 = 237,086.64 : x
  2. Step 2: Convert to fraction form
    428,070.06/590,741.64 = 237,086.64/x
  3. Step 3: Cross multiply
    428,070.06x = 590,741.64 × 237,086.64
  4. Step 4: Simplify right side
    428,070.06x = 140,056,950,535.69
  5. Step 5: Solve for x
    x = 140,056,950,535.69/428,070.06
  6. Step 6: Final answer
    x = 327,182.31

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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.