Home / 743,600.67-1,026,158.60-412,446.50

Finding the Fourth Proportional to 743,600.67, 1,026,158.60 and 412,446.50

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Solution

The fourth proportional to 743,600.67, 1,026,158.60 and 412,446.50 is: 569,170.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,600.67 : 1,026,158.60 = 412,446.50 : x
  2. Step 2: Convert to fraction form
    743,600.67/1,026,158.60 = 412,446.50/x
  3. Step 3: Cross multiply
    743,600.67x = 1,026,158.60 × 412,446.50
  4. Step 4: Simplify right side
    743,600.67x = 423,235,522,462.88
  5. Step 5: Solve for x
    x = 423,235,522,462.88/743,600.67
  6. Step 6: Final answer
    x = 569,170.44

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1.5x scale

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.