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Finding the Fourth Proportional to 487,139.16, 730,521.72 and 167,231.37

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Solution

The fourth proportional to 487,139.16, 730,521.72 and 167,231.37 is: 250,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,139.16 : 730,521.72 = 167,231.37 : x
  2. Step 2: Convert to fraction form
    487,139.16/730,521.72 = 167,231.37/x
  3. Step 3: Cross multiply
    487,139.16x = 730,521.72 × 167,231.37
  4. Step 4: Simplify right side
    487,139.16x = 122,166,148,050.36
  5. Step 5: Solve for x
    x = 122,166,148,050.36/487,139.16
  6. Step 6: Final answer
    x = 250,782.85

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