Home / 880,007.43-1,214,410.75-477,599.43

Finding the Fourth Proportional to 880,007.43, 1,214,410.75 and 477,599.43

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Solution

The fourth proportional to 880,007.43, 1,214,410.75 and 477,599.43 is: 659,087.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,007.43 : 1,214,410.75 = 477,599.43 : x
  2. Step 2: Convert to fraction form
    880,007.43/1,214,410.75 = 477,599.43/x
  3. Step 3: Cross multiply
    880,007.43x = 1,214,410.75 × 477,599.43
  4. Step 4: Simplify right side
    880,007.43x = 580,001,880,791.87
  5. Step 5: Solve for x
    x = 580,001,880,791.87/880,007.43
  6. Step 6: Final answer
    x = 659,087.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.