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Finding the Fourth Proportional to 594,021.40, 891,032.10 and 489,045.40

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Solution

The fourth proportional to 594,021.40, 891,032.10 and 489,045.40 is: 733,568.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,021.40 : 891,032.10 = 489,045.40 : x
  2. Step 2: Convert to fraction form
    594,021.40/891,032.10 = 489,045.40/x
  3. Step 3: Cross multiply
    594,021.40x = 891,032.10 × 489,045.40
  4. Step 4: Simplify right side
    594,021.40x = 435,755,149,757.34
  5. Step 5: Solve for x
    x = 435,755,149,757.34/594,021.40
  6. Step 6: Final answer
    x = 733,568.10

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