Home / 662,956.08-914,877.72-361,149.36

Finding the Fourth Proportional to 662,956.08, 914,877.72 and 361,149.36

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Solution

The fourth proportional to 662,956.08, 914,877.72 and 361,149.36 is: 498,385.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,956.08 : 914,877.72 = 361,149.36 : x
  2. Step 2: Convert to fraction form
    662,956.08/914,877.72 = 361,149.36/x
  3. Step 3: Cross multiply
    662,956.08x = 914,877.72 × 361,149.36
  4. Step 4: Simplify right side
    662,956.08x = 330,407,503,056.26
  5. Step 5: Solve for x
    x = 330,407,503,056.26/662,956.08
  6. Step 6: Final answer
    x = 498,385.21

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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.