Home / 427,002.20-589,252.76-233,401.22

Finding the Fourth Proportional to 427,002.20, 589,252.76 and 233,401.22

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Solution

The fourth proportional to 427,002.20, 589,252.76 and 233,401.22 is: 322,088.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,002.20 : 589,252.76 = 233,401.22 : x
  2. Step 2: Convert to fraction form
    427,002.20/589,252.76 = 233,401.22/x
  3. Step 3: Cross multiply
    427,002.20x = 589,252.76 × 233,401.22
  4. Step 4: Simplify right side
    427,002.20x = 137,532,313,072.37
  5. Step 5: Solve for x
    x = 137,532,313,072.37/427,002.20
  6. Step 6: Final answer
    x = 322,088.07

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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.