Home / 876,091.46-1,209,004.53-494,117.06

Finding the Fourth Proportional to 876,091.46, 1,209,004.53 and 494,117.06

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Solution

The fourth proportional to 876,091.46, 1,209,004.53 and 494,117.06 is: 681,880.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,091.46 : 1,209,004.53 = 494,117.06 : x
  2. Step 2: Convert to fraction form
    876,091.46/1,209,004.53 = 494,117.06/x
  3. Step 3: Cross multiply
    876,091.46x = 1,209,004.53 × 494,117.06
  4. Step 4: Simplify right side
    876,091.46x = 597,389,763,890.28
  5. Step 5: Solve for x
    x = 597,389,763,890.28/876,091.46
  6. Step 6: Final answer
    x = 681,880.59

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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.