Home / 440,724.86-661,068.82-141,198.81

Finding the Fourth Proportional to 440,724.86, 661,068.82 and 141,198.81

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Solution

The fourth proportional to 440,724.86, 661,068.82 and 141,198.81 is: 211,792.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,724.86 : 661,068.82 = 141,198.81 : x
  2. Step 2: Convert to fraction form
    440,724.86/661,068.82 = 141,198.81/x
  3. Step 3: Cross multiply
    440,724.86x = 661,068.82 × 141,198.81
  4. Step 4: Simplify right side
    440,724.86x = 93,342,130,888.60
  5. Step 5: Solve for x
    x = 93,342,130,888.60/440,724.86
  6. Step 6: Final answer
    x = 211,792.30

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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.