Home / 341,821.31-471,722.93-188,869.36

Finding the Fourth Proportional to 341,821.31, 471,722.93 and 188,869.36

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Solution

The fourth proportional to 341,821.31, 471,722.93 and 188,869.36 is: 260,644.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,821.31 : 471,722.93 = 188,869.36 : x
  2. Step 2: Convert to fraction form
    341,821.31/471,722.93 = 188,869.36/x
  3. Step 3: Cross multiply
    341,821.31x = 471,722.93 × 188,869.36
  4. Step 4: Simplify right side
    341,821.31x = 89,094,005,762.77
  5. Step 5: Solve for x
    x = 89,094,005,762.77/341,821.31
  6. Step 6: Final answer
    x = 260,644.97

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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.