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Finding the Fourth Proportional to 562,563.33, 776,330.82 and 304,434.29

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Solution

The fourth proportional to 562,563.33, 776,330.82 and 304,434.29 is: 420,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,563.33 : 776,330.82 = 304,434.29 : x
  2. Step 2: Convert to fraction form
    562,563.33/776,330.82 = 304,434.29/x
  3. Step 3: Cross multiply
    562,563.33x = 776,330.82 × 304,434.29
  4. Step 4: Simplify right side
    562,563.33x = 236,341,721,991.82
  5. Step 5: Solve for x
    x = 236,341,721,991.82/562,563.33
  6. Step 6: Final answer
    x = 420,115.76

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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.