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Finding the Fourth Proportional to 532,457.40, 798,686.10 and 488,911.80

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Solution

The fourth proportional to 532,457.40, 798,686.10 and 488,911.80 is: 733,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,457.40 : 798,686.10 = 488,911.80 : x
  2. Step 2: Convert to fraction form
    532,457.40/798,686.10 = 488,911.80/x
  3. Step 3: Cross multiply
    532,457.40x = 798,686.10 × 488,911.80
  4. Step 4: Simplify right side
    532,457.40x = 390,487,058,785.98
  5. Step 5: Solve for x
    x = 390,487,058,785.98/532,457.40
  6. Step 6: Final answer
    x = 733,367.70

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