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Finding the Fourth Proportional to 501,980.04, 752,749.02 and 235,816.20

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Solution

The fourth proportional to 501,980.04, 752,749.02 and 235,816.20 is: 353,620.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,980.04 : 752,749.02 = 235,816.20 : x
  2. Step 2: Convert to fraction form
    501,980.04/752,749.02 = 235,816.20/x
  3. Step 3: Cross multiply
    501,980.04x = 752,749.02 × 235,816.20
  4. Step 4: Simplify right side
    501,980.04x = 177,510,413,450.12
  5. Step 5: Solve for x
    x = 177,510,413,450.12/501,980.04
  6. Step 6: Final answer
    x = 353,620.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.