Home / 673,830.45-1,010,741.56-168,388.83

Finding the Fourth Proportional to 673,830.45, 1,010,741.56 and 168,388.83

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Solution

The fourth proportional to 673,830.45, 1,010,741.56 and 168,388.83 is: 252,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,830.45 : 1,010,741.56 = 168,388.83 : x
  2. Step 2: Convert to fraction form
    673,830.45/1,010,741.56 = 168,388.83/x
  3. Step 3: Cross multiply
    673,830.45x = 1,010,741.56 × 168,388.83
  4. Step 4: Simplify right side
    673,830.45x = 170,197,588,299.80
  5. Step 5: Solve for x
    x = 170,197,588,299.80/673,830.45
  6. Step 6: Final answer
    x = 252,582.22

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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.