Home / 906,760.80-1,362,596.40-486,338.40

Finding the Fourth Proportional to 906,760.80, 1,362,596.40 and 486,338.40

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Solution

The fourth proportional to 906,760.80, 1,362,596.40 and 486,338.40 is: 730,824.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,760.80 : 1,362,596.40 = 486,338.40 : x
  2. Step 2: Convert to fraction form
    906,760.80/1,362,596.40 = 486,338.40/x
  3. Step 3: Cross multiply
    906,760.80x = 1,362,596.40 × 486,338.40
  4. Step 4: Simplify right side
    906,760.80x = 662,682,953,021.76
  5. Step 5: Solve for x
    x = 662,682,953,021.76/906,760.80
  6. Step 6: Final answer
    x = 730,824.44

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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.