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Finding the Fourth Proportional to 470,200.34, 648,870.77 and 255,341.95

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Solution

The fourth proportional to 470,200.34, 648,870.77 and 255,341.95 is: 352,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,200.34 : 648,870.77 = 255,341.95 : x
  2. Step 2: Convert to fraction form
    470,200.34/648,870.77 = 255,341.95/x
  3. Step 3: Cross multiply
    470,200.34x = 648,870.77 × 255,341.95
  4. Step 4: Simplify right side
    470,200.34x = 165,683,928,939.58
  5. Step 5: Solve for x
    x = 165,683,928,939.58/470,200.34
  6. Step 6: Final answer
    x = 352,368.80

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