Home / 856,269.55-1,180,274.79-580,538.04

Finding the Fourth Proportional to 856,269.55, 1,180,274.79 and 580,538.04

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Solution

The fourth proportional to 856,269.55, 1,180,274.79 and 580,538.04 is: 800,208.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,269.55 : 1,180,274.79 = 580,538.04 : x
  2. Step 2: Convert to fraction form
    856,269.55/1,180,274.79 = 580,538.04/x
  3. Step 3: Cross multiply
    856,269.55x = 1,180,274.79 × 580,538.04
  4. Step 4: Simplify right side
    856,269.55x = 685,194,413,248.01
  5. Step 5: Solve for x
    x = 685,194,413,248.01/856,269.55
  6. Step 6: Final answer
    x = 800,208.78

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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.