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Finding the Fourth Proportional to 366,643.40, 549,965.10 and 307,594.40

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Solution

The fourth proportional to 366,643.40, 549,965.10 and 307,594.40 is: 461,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,643.40 : 549,965.10 = 307,594.40 : x
  2. Step 2: Convert to fraction form
    366,643.40/549,965.10 = 307,594.40/x
  3. Step 3: Cross multiply
    366,643.40x = 549,965.10 × 307,594.40
  4. Step 4: Simplify right side
    366,643.40x = 169,166,184,955.44
  5. Step 5: Solve for x
    x = 169,166,184,955.44/366,643.40
  6. Step 6: Final answer
    x = 461,391.60

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