Home / 697,369.32-1,045,154.78-337,455.64

Finding the Fourth Proportional to 697,369.32, 1,045,154.78 and 337,455.64

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Solution

The fourth proportional to 697,369.32, 1,045,154.78 and 337,455.64 is: 505,748.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,369.32 : 1,045,154.78 = 337,455.64 : x
  2. Step 2: Convert to fraction form
    697,369.32/1,045,154.78 = 337,455.64/x
  3. Step 3: Cross multiply
    697,369.32x = 1,045,154.78 × 337,455.64
  4. Step 4: Simplify right side
    697,369.32x = 352,693,375,183.96
  5. Step 5: Solve for x
    x = 352,693,375,183.96/697,369.32
  6. Step 6: Final answer
    x = 505,748.34

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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.