Home / 428,125.07-590,852.59-237,138.62

Finding the Fourth Proportional to 428,125.07, 590,852.59 and 237,138.62

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Solution

The fourth proportional to 428,125.07, 590,852.59 and 237,138.62 is: 327,273.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,125.07 : 590,852.59 = 237,138.62 : x
  2. Step 2: Convert to fraction form
    428,125.07/590,852.59 = 237,138.62/x
  3. Step 3: Cross multiply
    428,125.07x = 590,852.59 × 237,138.62
  4. Step 4: Simplify right side
    428,125.07x = 140,113,964,268.92
  5. Step 5: Solve for x
    x = 140,113,964,268.92/428,125.07
  6. Step 6: Final answer
    x = 327,273.44

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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.