Home / 546,211.88-819,140.52-209,234.60

Finding the Fourth Proportional to 546,211.88, 819,140.52 and 209,234.60

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Solution

The fourth proportional to 546,211.88, 819,140.52 and 209,234.60 is: 313,783.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,211.88 : 819,140.52 = 209,234.60 : x
  2. Step 2: Convert to fraction form
    546,211.88/819,140.52 = 209,234.60/x
  3. Step 3: Cross multiply
    546,211.88x = 819,140.52 × 209,234.60
  4. Step 4: Simplify right side
    546,211.88x = 171,392,539,045.99
  5. Step 5: Solve for x
    x = 171,392,539,045.99/546,211.88
  6. Step 6: Final answer
    x = 313,783.98

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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.