Home / 1,431,524.30-2,147,230.35-484,894.98

Finding the Fourth Proportional to 1,431,524.30, 2,147,230.35 and 484,894.98

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Solution

The fourth proportional to 1,431,524.30, 2,147,230.35 and 484,894.98 is: 727,323.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,524.30 : 2,147,230.35 = 484,894.98 : x
  2. Step 2: Convert to fraction form
    1,431,524.30/2,147,230.35 = 484,894.98/x
  3. Step 3: Cross multiply
    1,431,524.30x = 2,147,230.35 × 484,894.98
  4. Step 4: Simplify right side
    1,431,524.30x = 1,041,181,217,618.64
  5. Step 5: Solve for x
    x = 1,041,181,217,618.64/1,431,524.30
  6. Step 6: Final answer
    x = 727,323.47

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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.