Home / 466,217.96-643,482.70-296,418.92

Finding the Fourth Proportional to 466,217.96, 643,482.70 and 296,418.92

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Solution

The fourth proportional to 466,217.96, 643,482.70 and 296,418.92 is: 409,122.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,217.96 : 643,482.70 = 296,418.92 : x
  2. Step 2: Convert to fraction form
    466,217.96/643,482.70 = 296,418.92/x
  3. Step 3: Cross multiply
    466,217.96x = 643,482.70 × 296,418.92
  4. Step 4: Simplify right side
    466,217.96x = 190,740,446,972.68
  5. Step 5: Solve for x
    x = 190,740,446,972.68/466,217.96
  6. Step 6: Final answer
    x = 409,122.91

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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.