Home / 697,712.66-1,045,043.16-494,693.38

Finding the Fourth Proportional to 697,712.66, 1,045,043.16 and 494,693.38

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Solution

The fourth proportional to 697,712.66, 1,045,043.16 and 494,693.38 is: 740,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,712.66 : 1,045,043.16 = 494,693.38 : x
  2. Step 2: Convert to fraction form
    697,712.66/1,045,043.16 = 494,693.38/x
  3. Step 3: Cross multiply
    697,712.66x = 1,045,043.16 × 494,693.38
  4. Step 4: Simplify right side
    697,712.66x = 516,975,933,066.28
  5. Step 5: Solve for x
    x = 516,975,933,066.28/697,712.66
  6. Step 6: Final answer
    x = 740,958.22

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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.