Home / 876,947.73-1,315,458.18-277,895.64

Finding the Fourth Proportional to 876,947.73, 1,315,458.18 and 277,895.64

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Solution

The fourth proportional to 876,947.73, 1,315,458.18 and 277,895.64 is: 416,855.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,947.73 : 1,315,458.18 = 277,895.64 : x
  2. Step 2: Convert to fraction form
    876,947.73/1,315,458.18 = 277,895.64/x
  3. Step 3: Cross multiply
    876,947.73x = 1,315,458.18 × 277,895.64
  4. Step 4: Simplify right side
    876,947.73x = 365,560,092,824.34
  5. Step 5: Solve for x
    x = 365,560,092,824.34/876,947.73
  6. Step 6: Final answer
    x = 416,855.05

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1.5x scale

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.