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Finding the Fourth Proportional to 554,416.90, 832,014.15 and 355,221.70

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Solution

The fourth proportional to 554,416.90, 832,014.15 and 355,221.70 is: 533,081.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,416.90 : 832,014.15 = 355,221.70 : x
  2. Step 2: Convert to fraction form
    554,416.90/832,014.15 = 355,221.70/x
  3. Step 3: Cross multiply
    554,416.90x = 832,014.15 × 355,221.70
  4. Step 4: Simplify right side
    554,416.90x = 295,549,480,787.06
  5. Step 5: Solve for x
    x = 295,549,480,787.06/554,416.90
  6. Step 6: Final answer
    x = 533,081.66

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