Home / 1,177,633.60-1,766,711.04-429,677.44

Finding the Fourth Proportional to 1,177,633.60, 1,766,711.04 and 429,677.44

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Solution

The fourth proportional to 1,177,633.60, 1,766,711.04 and 429,677.44 is: 644,611.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,633.60 : 1,766,711.04 = 429,677.44 : x
  2. Step 2: Convert to fraction form
    1,177,633.60/1,766,711.04 = 429,677.44/x
  3. Step 3: Cross multiply
    1,177,633.60x = 1,766,711.04 × 429,677.44
  4. Step 4: Simplify right side
    1,177,633.60x = 759,115,876,886.94
  5. Step 5: Solve for x
    x = 759,115,876,886.94/1,177,633.60
  6. Step 6: Final answer
    x = 644,611.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.