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Finding the Fourth Proportional to 607,877.20, 910,503.60 and 395,300.80

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Solution

The fourth proportional to 607,877.20, 910,503.60 and 395,300.80 is: 592,097.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,877.20 : 910,503.60 = 395,300.80 : x
  2. Step 2: Convert to fraction form
    607,877.20/910,503.60 = 395,300.80/x
  3. Step 3: Cross multiply
    607,877.20x = 910,503.60 × 395,300.80
  4. Step 4: Simplify right side
    607,877.20x = 359,922,801,482.88
  5. Step 5: Solve for x
    x = 359,922,801,482.88/607,877.20
  6. Step 6: Final answer
    x = 592,097.88

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