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Finding the Fourth Proportional to 532,421.40, 798,632.10 and 488,875.80

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Solution

The fourth proportional to 532,421.40, 798,632.10 and 488,875.80 is: 733,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,421.40 : 798,632.10 = 488,875.80 : x
  2. Step 2: Convert to fraction form
    532,421.40/798,632.10 = 488,875.80/x
  3. Step 3: Cross multiply
    532,421.40x = 798,632.10 × 488,875.80
  4. Step 4: Simplify right side
    532,421.40x = 390,431,906,793.18
  5. Step 5: Solve for x
    x = 390,431,906,793.18/532,421.40
  6. Step 6: Final answer
    x = 733,313.70

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