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Finding the Fourth Proportional to 466,536.78, 644,130.63 and 358,916.94

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Solution

The fourth proportional to 466,536.78, 644,130.63 and 358,916.94 is: 495,543.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,536.78 : 644,130.63 = 358,916.94 : x
  2. Step 2: Convert to fraction form
    466,536.78/644,130.63 = 358,916.94/x
  3. Step 3: Cross multiply
    466,536.78x = 644,130.63 × 358,916.94
  4. Step 4: Simplify right side
    466,536.78x = 231,189,394,679.87
  5. Step 5: Solve for x
    x = 231,189,394,679.87/466,536.78
  6. Step 6: Final answer
    x = 495,543.77

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