Home / 587,266.20-880,899.30-213,240.60

Finding the Fourth Proportional to 587,266.20, 880,899.30 and 213,240.60

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Solution

The fourth proportional to 587,266.20, 880,899.30 and 213,240.60 is: 319,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,266.20 : 880,899.30 = 213,240.60 : x
  2. Step 2: Convert to fraction form
    587,266.20/880,899.30 = 213,240.60/x
  3. Step 3: Cross multiply
    587,266.20x = 880,899.30 × 213,240.60
  4. Step 4: Simplify right side
    587,266.20x = 187,843,495,271.58
  5. Step 5: Solve for x
    x = 187,843,495,271.58/587,266.20
  6. Step 6: Final answer
    x = 319,860.90

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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.