Home / 984,950.12-1,476,900.06-511,158.44

Finding the Fourth Proportional to 984,950.12, 1,476,900.06 and 511,158.44

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Solution

The fourth proportional to 984,950.12, 1,476,900.06 and 511,158.44 is: 766,465.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,950.12 : 1,476,900.06 = 511,158.44 : x
  2. Step 2: Convert to fraction form
    984,950.12/1,476,900.06 = 511,158.44/x
  3. Step 3: Cross multiply
    984,950.12x = 1,476,900.06 × 511,158.44
  4. Step 4: Simplify right side
    984,950.12x = 754,929,930,705.51
  5. Step 5: Solve for x
    x = 754,929,930,705.51/984,950.12
  6. Step 6: Final answer
    x = 766,465.14

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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.