Home / 736,965.78-1,105,674.30-377,391.22

Finding the Fourth Proportional to 736,965.78, 1,105,674.30 and 377,391.22

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Solution

The fourth proportional to 736,965.78, 1,105,674.30 and 377,391.22 is: 566,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,965.78 : 1,105,674.30 = 377,391.22 : x
  2. Step 2: Convert to fraction form
    736,965.78/1,105,674.30 = 377,391.22/x
  3. Step 3: Cross multiply
    736,965.78x = 1,105,674.30 × 377,391.22
  4. Step 4: Simplify right side
    736,965.78x = 417,271,772,999.65
  5. Step 5: Solve for x
    x = 417,271,772,999.65/736,965.78
  6. Step 6: Final answer
    x = 566,202.37

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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.