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Finding the Fourth Proportional to 466,028.96, 643,113.84 and 262,079.82

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Solution

The fourth proportional to 466,028.96, 643,113.84 and 262,079.82 is: 361,666.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,028.96 : 643,113.84 = 262,079.82 : x
  2. Step 2: Convert to fraction form
    466,028.96/643,113.84 = 262,079.82/x
  3. Step 3: Cross multiply
    466,028.96x = 643,113.84 × 262,079.82
  4. Step 4: Simplify right side
    466,028.96x = 168,547,160,855.59
  5. Step 5: Solve for x
    x = 168,547,160,855.59/466,028.96
  6. Step 6: Final answer
    x = 361,666.71

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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.