Home / 674,250.40-1,011,375.60-612,042.40

Finding the Fourth Proportional to 674,250.40, 1,011,375.60 and 612,042.40

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Solution

The fourth proportional to 674,250.40, 1,011,375.60 and 612,042.40 is: 918,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,250.40 : 1,011,375.60 = 612,042.40 : x
  2. Step 2: Convert to fraction form
    674,250.40/1,011,375.60 = 612,042.40/x
  3. Step 3: Cross multiply
    674,250.40x = 1,011,375.60 × 612,042.40
  4. Step 4: Simplify right side
    674,250.40x = 619,004,749,525.44
  5. Step 5: Solve for x
    x = 619,004,749,525.44/674,250.40
  6. Step 6: Final answer
    x = 918,063.60

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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.