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Finding the Fourth Proportional to 472,668.16, 709,139.52 and 152,813.20

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Solution

The fourth proportional to 472,668.16, 709,139.52 and 152,813.20 is: 229,264.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,668.16 : 709,139.52 = 152,813.20 : x
  2. Step 2: Convert to fraction form
    472,668.16/709,139.52 = 152,813.20/x
  3. Step 3: Cross multiply
    472,668.16x = 709,139.52 × 152,813.20
  4. Step 4: Simplify right side
    472,668.16x = 108,365,879,297.66
  5. Step 5: Solve for x
    x = 108,365,879,297.66/472,668.16
  6. Step 6: Final answer
    x = 229,264.18

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