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Finding the Fourth Proportional to 280,108.43, 386,549.63 and 152,784.02

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Solution

The fourth proportional to 280,108.43, 386,549.63 and 152,784.02 is: 210,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,108.43 : 386,549.63 = 152,784.02 : x
  2. Step 2: Convert to fraction form
    280,108.43/386,549.63 = 152,784.02/x
  3. Step 3: Cross multiply
    280,108.43x = 386,549.63 × 152,784.02
  4. Step 4: Simplify right side
    280,108.43x = 59,058,605,636.99
  5. Step 5: Solve for x
    x = 59,058,605,636.99/280,108.43
  6. Step 6: Final answer
    x = 210,841.95

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