Home / 846,519.60-1,269,779.40-659,670.96

Finding the Fourth Proportional to 846,519.60, 1,269,779.40 and 659,670.96

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Solution

The fourth proportional to 846,519.60, 1,269,779.40 and 659,670.96 is: 989,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,519.60 : 1,269,779.40 = 659,670.96 : x
  2. Step 2: Convert to fraction form
    846,519.60/1,269,779.40 = 659,670.96/x
  3. Step 3: Cross multiply
    846,519.60x = 1,269,779.40 × 659,670.96
  4. Step 4: Simplify right side
    846,519.60x = 837,636,595,786.22
  5. Step 5: Solve for x
    x = 837,636,595,786.22/846,519.60
  6. Step 6: Final answer
    x = 989,506.44

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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.