Home / 325,017.47-487,438.71-114,628.07

Finding the Fourth Proportional to 325,017.47, 487,438.71 and 114,628.07

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Solution

The fourth proportional to 325,017.47, 487,438.71 and 114,628.07 is: 171,911.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,017.47 : 487,438.71 = 114,628.07 : x
  2. Step 2: Convert to fraction form
    325,017.47/487,438.71 = 114,628.07/x
  3. Step 3: Cross multiply
    325,017.47x = 487,438.71 × 114,628.07
  4. Step 4: Simplify right side
    325,017.47x = 55,874,156,133.40
  5. Step 5: Solve for x
    x = 55,874,156,133.40/325,017.47
  6. Step 6: Final answer
    x = 171,911.24

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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.