Home / 456,983.10-685,592.91-267,603.48

Finding the Fourth Proportional to 456,983.10, 685,592.91 and 267,603.48

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Solution

The fourth proportional to 456,983.10, 685,592.91 and 267,603.48 is: 401,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,983.10 : 685,592.91 = 267,603.48 : x
  2. Step 2: Convert to fraction form
    456,983.10/685,592.91 = 267,603.48/x
  3. Step 3: Cross multiply
    456,983.10x = 685,592.91 × 267,603.48
  4. Step 4: Simplify right side
    456,983.10x = 183,467,048,579.33
  5. Step 5: Solve for x
    x = 183,467,048,579.33/456,983.10
  6. Step 6: Final answer
    x = 401,474.47

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1.5x scale

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.