Home / 846,004.72-1,167,480.14-464,028.78

Finding the Fourth Proportional to 846,004.72, 1,167,480.14 and 464,028.78

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Solution

The fourth proportional to 846,004.72, 1,167,480.14 and 464,028.78 is: 640,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,004.72 : 1,167,480.14 = 464,028.78 : x
  2. Step 2: Convert to fraction form
    846,004.72/1,167,480.14 = 464,028.78/x
  3. Step 3: Cross multiply
    846,004.72x = 1,167,480.14 × 464,028.78
  4. Step 4: Simplify right side
    846,004.72x = 541,744,385,038.43
  5. Step 5: Solve for x
    x = 541,744,385,038.43/846,004.72
  6. Step 6: Final answer
    x = 640,356.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.