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Finding the Fourth Proportional to 374,470.60, 561,705.90 and 372,137.80

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Solution

The fourth proportional to 374,470.60, 561,705.90 and 372,137.80 is: 558,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,470.60 : 561,705.90 = 372,137.80 : x
  2. Step 2: Convert to fraction form
    374,470.60/561,705.90 = 372,137.80/x
  3. Step 3: Cross multiply
    374,470.60x = 561,705.90 × 372,137.80
  4. Step 4: Simplify right side
    374,470.60x = 209,031,997,873.02
  5. Step 5: Solve for x
    x = 209,031,997,873.02/374,470.60
  6. Step 6: Final answer
    x = 558,206.70

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