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Finding the Fourth Proportional to 544,589.64, 751,476.16 and 302,833.16

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Solution

The fourth proportional to 544,589.64, 751,476.16 and 302,833.16 is: 417,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,589.64 : 751,476.16 = 302,833.16 : x
  2. Step 2: Convert to fraction form
    544,589.64/751,476.16 = 302,833.16/x
  3. Step 3: Cross multiply
    544,589.64x = 751,476.16 × 302,833.16
  4. Step 4: Simplify right side
    544,589.64x = 227,571,900,197.47
  5. Step 5: Solve for x
    x = 227,571,900,197.47/544,589.64
  6. Step 6: Final answer
    x = 417,877.76

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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.