Home / 497,357.16-746,035.77-142,372.44

Finding the Fourth Proportional to 497,357.16, 746,035.77 and 142,372.44

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Solution

The fourth proportional to 497,357.16, 746,035.77 and 142,372.44 is: 213,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,357.16 : 746,035.77 = 142,372.44 : x
  2. Step 2: Convert to fraction form
    497,357.16/746,035.77 = 142,372.44/x
  3. Step 3: Cross multiply
    497,357.16x = 746,035.77 × 142,372.44
  4. Step 4: Simplify right side
    497,357.16x = 106,214,932,902.18
  5. Step 5: Solve for x
    x = 106,214,932,902.18/497,357.16
  6. Step 6: Final answer
    x = 213,558.67

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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.