Home / 1,012,476.23-1,397,217.96-553,583.48

Finding the Fourth Proportional to 1,012,476.23, 1,397,217.96 and 553,583.48

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Solution

The fourth proportional to 1,012,476.23, 1,397,217.96 and 553,583.48 is: 763,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,476.23 : 1,397,217.96 = 553,583.48 : x
  2. Step 2: Convert to fraction form
    1,012,476.23/1,397,217.96 = 553,583.48/x
  3. Step 3: Cross multiply
    1,012,476.23x = 1,397,217.96 × 553,583.48
  4. Step 4: Simplify right side
    1,012,476.23x = 773,476,777,847.38
  5. Step 5: Solve for x
    x = 773,476,777,847.38/1,012,476.23
  6. Step 6: Final answer
    x = 763,945.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.