Home / 563,017.54-776,964.64-304,896.52

Finding the Fourth Proportional to 563,017.54, 776,964.64 and 304,896.52

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Solution

The fourth proportional to 563,017.54, 776,964.64 and 304,896.52 is: 420,757.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,017.54 : 776,964.64 = 304,896.52 : x
  2. Step 2: Convert to fraction form
    563,017.54/776,964.64 = 304,896.52/x
  3. Step 3: Cross multiply
    563,017.54x = 776,964.64 × 304,896.52
  4. Step 4: Simplify right side
    563,017.54x = 236,893,814,899.05
  5. Step 5: Solve for x
    x = 236,893,814,899.05/563,017.54
  6. Step 6: Final answer
    x = 420,757.43

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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.