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Finding the Fourth Proportional to 357,030.20, 535,545.30 and 146,559.80

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Solution

The fourth proportional to 357,030.20, 535,545.30 and 146,559.80 is: 219,839.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,030.20 : 535,545.30 = 146,559.80 : x
  2. Step 2: Convert to fraction form
    357,030.20/535,545.30 = 146,559.80/x
  3. Step 3: Cross multiply
    357,030.20x = 535,545.30 × 146,559.80
  4. Step 4: Simplify right side
    357,030.20x = 78,489,412,058.94
  5. Step 5: Solve for x
    x = 78,489,412,058.94/357,030.20
  6. Step 6: Final answer
    x = 219,839.70

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