Home / 532,664.72-735,076.49-290,947.29

Finding the Fourth Proportional to 532,664.72, 735,076.49 and 290,947.29

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Solution

The fourth proportional to 532,664.72, 735,076.49 and 290,947.29 is: 401,506.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,664.72 : 735,076.49 = 290,947.29 : x
  2. Step 2: Convert to fraction form
    532,664.72/735,076.49 = 290,947.29/x
  3. Step 3: Cross multiply
    532,664.72x = 735,076.49 × 290,947.29
  4. Step 4: Simplify right side
    532,664.72x = 213,868,511,253.48
  5. Step 5: Solve for x
    x = 213,868,511,253.48/532,664.72
  6. Step 6: Final answer
    x = 401,506.81

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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.