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Finding the Fourth Proportional to 282,573.66, 389,931.99 and 155,254.62

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Solution

The fourth proportional to 282,573.66, 389,931.99 and 155,254.62 is: 214,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,573.66 : 389,931.99 = 155,254.62 : x
  2. Step 2: Convert to fraction form
    282,573.66/389,931.99 = 155,254.62/x
  3. Step 3: Cross multiply
    282,573.66x = 389,931.99 × 155,254.62
  4. Step 4: Simplify right side
    282,573.66x = 60,538,742,933.29
  5. Step 5: Solve for x
    x = 60,538,742,933.29/282,573.66
  6. Step 6: Final answer
    x = 214,240.57

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