Home / 908,003.20-1,362,004.80-772,700.80

Finding the Fourth Proportional to 908,003.20, 1,362,004.80 and 772,700.80

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Solution

The fourth proportional to 908,003.20, 1,362,004.80 and 772,700.80 is: 1,159,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,003.20 : 1,362,004.80 = 772,700.80 : x
  2. Step 2: Convert to fraction form
    908,003.20/1,362,004.80 = 772,700.80/x
  3. Step 3: Cross multiply
    908,003.20x = 1,362,004.80 × 772,700.80
  4. Step 4: Simplify right side
    908,003.20x = 1,052,422,198,563.84
  5. Step 5: Solve for x
    x = 1,052,422,198,563.84/908,003.20
  6. Step 6: Final answer
    x = 1,159,051.20

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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.