Home / 697,825.20-1,044,145.80-511,201.20

Finding the Fourth Proportional to 697,825.20, 1,044,145.80 and 511,201.20

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Solution

The fourth proportional to 697,825.20, 1,044,145.80 and 511,201.20 is: 764,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,825.20 : 1,044,145.80 = 511,201.20 : x
  2. Step 2: Convert to fraction form
    697,825.20/1,044,145.80 = 511,201.20/x
  3. Step 3: Cross multiply
    697,825.20x = 1,044,145.80 × 511,201.20
  4. Step 4: Simplify right side
    697,825.20x = 533,768,585,934.96
  5. Step 5: Solve for x
    x = 533,768,585,934.96/697,825.20
  6. Step 6: Final answer
    x = 764,903.00

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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.