Home / 697,918.05-1,046,882.31-382,202.73

Finding the Fourth Proportional to 697,918.05, 1,046,882.31 and 382,202.73

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Solution

The fourth proportional to 697,918.05, 1,046,882.31 and 382,202.73 is: 573,306.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,918.05 : 1,046,882.31 = 382,202.73 : x
  2. Step 2: Convert to fraction form
    697,918.05/1,046,882.31 = 382,202.73/x
  3. Step 3: Cross multiply
    697,918.05x = 1,046,882.31 × 382,202.73
  4. Step 4: Simplify right side
    697,918.05x = 400,121,276,870.71
  5. Step 5: Solve for x
    x = 400,121,276,870.71/697,918.05
  6. Step 6: Final answer
    x = 573,306.96

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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.