Home / 843,311.28-1,163,797.10-461,338.06

Finding the Fourth Proportional to 843,311.28, 1,163,797.10 and 461,338.06

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Solution

The fourth proportional to 843,311.28, 1,163,797.10 and 461,338.06 is: 636,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,311.28 : 1,163,797.10 = 461,338.06 : x
  2. Step 2: Convert to fraction form
    843,311.28/1,163,797.10 = 461,338.06/x
  3. Step 3: Cross multiply
    843,311.28x = 1,163,797.10 × 461,338.06
  4. Step 4: Simplify right side
    843,311.28x = 536,903,896,347.63
  5. Step 5: Solve for x
    x = 536,903,896,347.63/843,311.28
  6. Step 6: Final answer
    x = 636,661.59

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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.