Home / 466,012.73-643,116.05-262,062.63

Finding the Fourth Proportional to 466,012.73, 643,116.05 and 262,062.63

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Solution

The fourth proportional to 466,012.73, 643,116.05 and 262,062.63 is: 361,656.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,012.73 : 643,116.05 = 262,062.63 : x
  2. Step 2: Convert to fraction form
    466,012.73/643,116.05 = 262,062.63/x
  3. Step 3: Cross multiply
    466,012.73x = 643,116.05 × 262,062.63
  4. Step 4: Simplify right side
    466,012.73x = 168,536,682,147.90
  5. Step 5: Solve for x
    x = 168,536,682,147.90/466,012.73
  6. Step 6: Final answer
    x = 361,656.82

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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.