Home / 539,623.56-809,438.60-240,033.72

Finding the Fourth Proportional to 539,623.56, 809,438.60 and 240,033.72

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Solution

The fourth proportional to 539,623.56, 809,438.60 and 240,033.72 is: 360,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,623.56 : 809,438.60 = 240,033.72 : x
  2. Step 2: Convert to fraction form
    539,623.56/809,438.60 = 240,033.72/x
  3. Step 3: Cross multiply
    539,623.56x = 809,438.60 × 240,033.72
  4. Step 4: Simplify right side
    539,623.56x = 194,292,558,269.59
  5. Step 5: Solve for x
    x = 194,292,558,269.59/539,623.56
  6. Step 6: Final answer
    x = 360,052.03

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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.