Home / 673,425.80-1,010,009.10-200,126.60

Finding the Fourth Proportional to 673,425.80, 1,010,009.10 and 200,126.60

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Solution

The fourth proportional to 673,425.80, 1,010,009.10 and 200,126.60 is: 300,151.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,425.80 : 1,010,009.10 = 200,126.60 : x
  2. Step 2: Convert to fraction form
    673,425.80/1,010,009.10 = 200,126.60/x
  3. Step 3: Cross multiply
    673,425.80x = 1,010,009.10 × 200,126.60
  4. Step 4: Simplify right side
    673,425.80x = 202,129,687,152.06
  5. Step 5: Solve for x
    x = 202,129,687,152.06/673,425.80
  6. Step 6: Final answer
    x = 300,151.39

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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.