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Finding the Fourth Proportional to 978,975.60, 1,468,463.40 and 579,410.70

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Solution

The fourth proportional to 978,975.60, 1,468,463.40 and 579,410.70 is: 869,116.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,975.60 : 1,468,463.40 = 579,410.70 : x
  2. Step 2: Convert to fraction form
    978,975.60/1,468,463.40 = 579,410.70/x
  3. Step 3: Cross multiply
    978,975.60x = 1,468,463.40 × 579,410.70
  4. Step 4: Simplify right side
    978,975.60x = 850,843,406,518.38
  5. Step 5: Solve for x
    x = 850,843,406,518.38/978,975.60
  6. Step 6: Final answer
    x = 869,116.05

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Why These Related Problems?

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