Home / 474,721.90-711,827.43-190,269.70

Finding the Fourth Proportional to 474,721.90, 711,827.43 and 190,269.70

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Solution

The fourth proportional to 474,721.90, 711,827.43 and 190,269.70 is: 285,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,721.90 : 711,827.43 = 190,269.70 : x
  2. Step 2: Convert to fraction form
    474,721.90/711,827.43 = 190,269.70/x
  3. Step 3: Cross multiply
    474,721.90x = 711,827.43 × 190,269.70
  4. Step 4: Simplify right side
    474,721.90x = 135,439,191,557.87
  5. Step 5: Solve for x
    x = 135,439,191,557.87/474,721.90
  6. Step 6: Final answer
    x = 285,302.18

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