Home / 428,315.44-591,066.48-237,327.16

Finding the Fourth Proportional to 428,315.44, 591,066.48 and 237,327.16

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Solution

The fourth proportional to 428,315.44, 591,066.48 and 237,327.16 is: 327,506.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,315.44 : 591,066.48 = 237,327.16 : x
  2. Step 2: Convert to fraction form
    428,315.44/591,066.48 = 237,327.16/x
  3. Step 3: Cross multiply
    428,315.44x = 591,066.48 × 237,327.16
  4. Step 4: Simplify right side
    428,315.44x = 140,276,126,114.26
  5. Step 5: Solve for x
    x = 140,276,126,114.26/428,315.44
  6. Step 6: Final answer
    x = 327,506.59

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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.