Home / 428,852.49-591,887.31-237,927.39

Finding the Fourth Proportional to 428,852.49, 591,887.31 and 237,927.39

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Solution

The fourth proportional to 428,852.49, 591,887.31 and 237,927.39 is: 328,379.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,852.49 : 591,887.31 = 237,927.39 : x
  2. Step 2: Convert to fraction form
    428,852.49/591,887.31 = 237,927.39/x
  3. Step 3: Cross multiply
    428,852.49x = 591,887.31 × 237,927.39
  4. Step 4: Simplify right side
    428,852.49x = 140,826,202,842.42
  5. Step 5: Solve for x
    x = 140,826,202,842.42/428,852.49
  6. Step 6: Final answer
    x = 328,379.12

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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.