Home / 587,942.50-811,337.16-346,235.26

Finding the Fourth Proportional to 587,942.50, 811,337.16 and 346,235.26

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Solution

The fourth proportional to 587,942.50, 811,337.16 and 346,235.26 is: 477,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,942.50 : 811,337.16 = 346,235.26 : x
  2. Step 2: Convert to fraction form
    587,942.50/811,337.16 = 346,235.26/x
  3. Step 3: Cross multiply
    587,942.50x = 811,337.16 × 346,235.26
  4. Step 4: Simplify right side
    587,942.50x = 280,913,532,540.26
  5. Step 5: Solve for x
    x = 280,913,532,540.26/587,942.50
  6. Step 6: Final answer
    x = 477,790.83

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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.