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Finding the Fourth Proportional to 466,303.77, 643,472.64 and 262,363.46

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Solution

The fourth proportional to 466,303.77, 643,472.64 and 262,363.46 is: 362,046.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,303.77 : 643,472.64 = 262,363.46 : x
  2. Step 2: Convert to fraction form
    466,303.77/643,472.64 = 262,363.46/x
  3. Step 3: Cross multiply
    466,303.77x = 643,472.64 × 262,363.46
  4. Step 4: Simplify right side
    466,303.77x = 168,823,705,028.37
  5. Step 5: Solve for x
    x = 168,823,705,028.37/466,303.77
  6. Step 6: Final answer
    x = 362,046.62

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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.