Home / 776,633.10-1,164,257.10-303,208.35

Finding the Fourth Proportional to 776,633.10, 1,164,257.10 and 303,208.35

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Solution

The fourth proportional to 776,633.10, 1,164,257.10 and 303,208.35 is: 454,542.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,633.10 : 1,164,257.10 = 303,208.35 : x
  2. Step 2: Convert to fraction form
    776,633.10/1,164,257.10 = 303,208.35/x
  3. Step 3: Cross multiply
    776,633.10x = 1,164,257.10 × 303,208.35
  4. Step 4: Simplify right side
    776,633.10x = 353,012,474,266.79
  5. Step 5: Solve for x
    x = 353,012,474,266.79/776,633.10
  6. Step 6: Final answer
    x = 454,542.14

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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.