Home / 883,950.80-1,325,926.20-322,912.40

Finding the Fourth Proportional to 883,950.80, 1,325,926.20 and 322,912.40

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Solution

The fourth proportional to 883,950.80, 1,325,926.20 and 322,912.40 is: 484,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,950.80 : 1,325,926.20 = 322,912.40 : x
  2. Step 2: Convert to fraction form
    883,950.80/1,325,926.20 = 322,912.40/x
  3. Step 3: Cross multiply
    883,950.80x = 1,325,926.20 × 322,912.40
  4. Step 4: Simplify right side
    883,950.80x = 428,158,011,464.88
  5. Step 5: Solve for x
    x = 428,158,011,464.88/883,950.80
  6. Step 6: Final answer
    x = 484,368.60

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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.