Home / 700,735.20-1,047,262.90-511,593.88

Finding the Fourth Proportional to 700,735.20, 1,047,262.90 and 511,593.88

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Solution

The fourth proportional to 700,735.20, 1,047,262.90 and 511,593.88 is: 764,587.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,735.20 : 1,047,262.90 = 511,593.88 : x
  2. Step 2: Convert to fraction form
    700,735.20/1,047,262.90 = 511,593.88/x
  3. Step 3: Cross multiply
    700,735.20x = 1,047,262.90 × 511,593.88
  4. Step 4: Simplify right side
    700,735.20x = 535,773,290,391.05
  5. Step 5: Solve for x
    x = 535,773,290,391.05/700,735.20
  6. Step 6: Final answer
    x = 764,587.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.