Home / 501,450.12-752,285.92-185,907.06

Finding the Fourth Proportional to 501,450.12, 752,285.92 and 185,907.06

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Solution

The fourth proportional to 501,450.12, 752,285.92 and 185,907.06 is: 278,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,450.12 : 752,285.92 = 185,907.06 : x
  2. Step 2: Convert to fraction form
    501,450.12/752,285.92 = 185,907.06/x
  3. Step 3: Cross multiply
    501,450.12x = 752,285.92 × 185,907.06
  4. Step 4: Simplify right side
    501,450.12x = 139,855,263,666.60
  5. Step 5: Solve for x
    x = 139,855,263,666.60/501,450.12
  6. Step 6: Final answer
    x = 278,901.65

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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.