Home / 466,027.05-643,111.22-262,077.91

Finding the Fourth Proportional to 466,027.05, 643,111.22 and 262,077.91

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Solution

The fourth proportional to 466,027.05, 643,111.22 and 262,077.91 is: 361,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,027.05 : 643,111.22 = 262,077.91 : x
  2. Step 2: Convert to fraction form
    466,027.05/643,111.22 = 262,077.91/x
  3. Step 3: Cross multiply
    466,027.05x = 643,111.22 × 262,077.91
  4. Step 4: Simplify right side
    466,027.05x = 168,545,244,435.15
  5. Step 5: Solve for x
    x = 168,545,244,435.15/466,027.05
  6. Step 6: Final answer
    x = 361,664.08

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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.