Home / 676,101.50-1,014,312.30-220,690.34

Finding the Fourth Proportional to 676,101.50, 1,014,312.30 and 220,690.34

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Solution

The fourth proportional to 676,101.50, 1,014,312.30 and 220,690.34 is: 331,087.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,101.50 : 1,014,312.30 = 220,690.34 : x
  2. Step 2: Convert to fraction form
    676,101.50/1,014,312.30 = 220,690.34/x
  3. Step 3: Cross multiply
    676,101.50x = 1,014,312.30 × 220,690.34
  4. Step 4: Simplify right side
    676,101.50x = 223,848,926,353.18
  5. Step 5: Solve for x
    x = 223,848,926,353.18/676,101.50
  6. Step 6: Final answer
    x = 331,087.75

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1.5x scale

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.