Home / 465,974.54-643,037.64-262,025.66

Finding the Fourth Proportional to 465,974.54, 643,037.64 and 262,025.66

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Solution

The fourth proportional to 465,974.54, 643,037.64 and 262,025.66 is: 361,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,974.54 : 643,037.64 = 262,025.66 : x
  2. Step 2: Convert to fraction form
    465,974.54/643,037.64 = 262,025.66/x
  3. Step 3: Cross multiply
    465,974.54x = 643,037.64 × 262,025.66
  4. Step 4: Simplify right side
    465,974.54x = 168,492,362,025.84
  5. Step 5: Solve for x
    x = 168,492,362,025.84/465,974.54
  6. Step 6: Final answer
    x = 361,591.35

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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.