Home / 428,078.24-590,752.68-237,094.64

Finding the Fourth Proportional to 428,078.24, 590,752.68 and 237,094.64

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Solution

The fourth proportional to 428,078.24, 590,752.68 and 237,094.64 is: 327,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,078.24 : 590,752.68 = 237,094.64 : x
  2. Step 2: Convert to fraction form
    428,078.24/590,752.68 = 237,094.64/x
  3. Step 3: Cross multiply
    428,078.24x = 590,752.68 × 237,094.64
  4. Step 4: Simplify right side
    428,078.24x = 140,064,293,993.64
  5. Step 5: Solve for x
    x = 140,064,293,993.64/428,078.24
  6. Step 6: Final answer
    x = 327,193.21

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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.