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Finding the Fourth Proportional to 606,457.62, 909,686.43 and 340,405.02

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Solution

The fourth proportional to 606,457.62, 909,686.43 and 340,405.02 is: 510,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,457.62 : 909,686.43 = 340,405.02 : x
  2. Step 2: Convert to fraction form
    606,457.62/909,686.43 = 340,405.02/x
  3. Step 3: Cross multiply
    606,457.62x = 909,686.43 × 340,405.02
  4. Step 4: Simplify right side
    606,457.62x = 309,661,827,397.88
  5. Step 5: Solve for x
    x = 309,661,827,397.88/606,457.62
  6. Step 6: Final answer
    x = 510,607.53

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