Home / 427,300.07-589,650.08-233,669.34

Finding the Fourth Proportional to 427,300.07, 589,650.08 and 233,669.34

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Solution

The fourth proportional to 427,300.07, 589,650.08 and 233,669.34 is: 322,450.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,300.07 : 589,650.08 = 233,669.34 : x
  2. Step 2: Convert to fraction form
    427,300.07/589,650.08 = 233,669.34/x
  3. Step 3: Cross multiply
    427,300.07x = 589,650.08 × 233,669.34
  4. Step 4: Simplify right side
    427,300.07x = 137,783,143,856.20
  5. Step 5: Solve for x
    x = 137,783,143,856.20/427,300.07
  6. Step 6: Final answer
    x = 322,450.56

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1.5x scale

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.