Home / 491,723.64-737,208.81-154,569.24

Finding the Fourth Proportional to 491,723.64, 737,208.81 and 154,569.24

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Solution

The fourth proportional to 491,723.64, 737,208.81 and 154,569.24 is: 231,735.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,723.64 : 737,208.81 = 154,569.24 : x
  2. Step 2: Convert to fraction form
    491,723.64/737,208.81 = 154,569.24/x
  3. Step 3: Cross multiply
    491,723.64x = 737,208.81 × 154,569.24
  4. Step 4: Simplify right side
    491,723.64x = 113,949,805,483.00
  5. Step 5: Solve for x
    x = 113,949,805,483.00/491,723.64
  6. Step 6: Final answer
    x = 231,735.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.