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Finding the Fourth Proportional to 543,740.10, 813,997.35 and 404,117.70

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Solution

The fourth proportional to 543,740.10, 813,997.35 and 404,117.70 is: 604,977.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,740.10 : 813,997.35 = 404,117.70 : x
  2. Step 2: Convert to fraction form
    543,740.10/813,997.35 = 404,117.70/x
  3. Step 3: Cross multiply
    543,740.10x = 813,997.35 × 404,117.70
  4. Step 4: Simplify right side
    543,740.10x = 328,950,736,888.10
  5. Step 5: Solve for x
    x = 328,950,736,888.10/543,740.10
  6. Step 6: Final answer
    x = 604,977.89

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