Home / 886,779.81-1,330,147.04-247,080.69

Finding the Fourth Proportional to 886,779.81, 1,330,147.04 and 247,080.69

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Solution

The fourth proportional to 886,779.81, 1,330,147.04 and 247,080.69 is: 370,614.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,779.81 : 1,330,147.04 = 247,080.69 : x
  2. Step 2: Convert to fraction form
    886,779.81/1,330,147.04 = 247,080.69/x
  3. Step 3: Cross multiply
    886,779.81x = 1,330,147.04 × 247,080.69
  4. Step 4: Simplify right side
    886,779.81x = 328,653,647,209.25
  5. Step 5: Solve for x
    x = 328,653,647,209.25/886,779.81
  6. Step 6: Final answer
    x = 370,614.72

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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.