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Finding the Fourth Proportional to 622,368.40, 931,997.40 and 497,952.40

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Solution

The fourth proportional to 622,368.40, 931,997.40 and 497,952.40 is: 745,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,368.40 : 931,997.40 = 497,952.40 : x
  2. Step 2: Convert to fraction form
    622,368.40/931,997.40 = 497,952.40/x
  3. Step 3: Cross multiply
    622,368.40x = 931,997.40 × 497,952.40
  4. Step 4: Simplify right side
    622,368.40x = 464,090,342,123.76
  5. Step 5: Solve for x
    x = 464,090,342,123.76/622,368.40
  6. Step 6: Final answer
    x = 745,684.30

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