Home / 428,348.44-591,124.32-237,365.02

Finding the Fourth Proportional to 428,348.44, 591,124.32 and 237,365.02

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Solution

The fourth proportional to 428,348.44, 591,124.32 and 237,365.02 is: 327,565.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,348.44 : 591,124.32 = 237,365.02 : x
  2. Step 2: Convert to fraction form
    428,348.44/591,124.32 = 237,365.02/x
  3. Step 3: Cross multiply
    428,348.44x = 591,124.32 × 237,365.02
  4. Step 4: Simplify right side
    428,348.44x = 140,312,236,039.29
  5. Step 5: Solve for x
    x = 140,312,236,039.29/428,348.44
  6. Step 6: Final answer
    x = 327,565.65

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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.