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Finding the Fourth Proportional to 346,530.24, 478,215.72 and 203,292.72

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Solution

The fourth proportional to 346,530.24, 478,215.72 and 203,292.72 is: 280,546.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,530.24 : 478,215.72 = 203,292.72 : x
  2. Step 2: Convert to fraction form
    346,530.24/478,215.72 = 203,292.72/x
  3. Step 3: Cross multiply
    346,530.24x = 478,215.72 × 203,292.72
  4. Step 4: Simplify right side
    346,530.24x = 97,217,774,465.56
  5. Step 5: Solve for x
    x = 97,217,774,465.56/346,530.24
  6. Step 6: Final answer
    x = 280,546.29

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