Home / 428,207.96-590,883.99-237,185.66

Finding the Fourth Proportional to 428,207.96, 590,883.99 and 237,185.66

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Solution

The fourth proportional to 428,207.96, 590,883.99 and 237,185.66 is: 327,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,207.96 : 590,883.99 = 237,185.66 : x
  2. Step 2: Convert to fraction form
    428,207.96/590,883.99 = 237,185.66/x
  3. Step 3: Cross multiply
    428,207.96x = 590,883.99 × 237,185.66
  4. Step 4: Simplify right side
    428,207.96x = 140,149,209,151.58
  5. Step 5: Solve for x
    x = 140,149,209,151.58/428,207.96
  6. Step 6: Final answer
    x = 327,292.40

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1.5x scale

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.