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Finding the Fourth Proportional to 433,810.40, 650,715.60 and 220,577.90

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Solution

The fourth proportional to 433,810.40, 650,715.60 and 220,577.90 is: 330,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,810.40 : 650,715.60 = 220,577.90 : x
  2. Step 2: Convert to fraction form
    433,810.40/650,715.60 = 220,577.90/x
  3. Step 3: Cross multiply
    433,810.40x = 650,715.60 × 220,577.90
  4. Step 4: Simplify right side
    433,810.40x = 143,533,480,545.24
  5. Step 5: Solve for x
    x = 143,533,480,545.24/433,810.40
  6. Step 6: Final answer
    x = 330,866.85

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