Home / 670,010.05-1,004,799.11-220,623.92

Finding the Fourth Proportional to 670,010.05, 1,004,799.11 and 220,623.92

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Solution

The fourth proportional to 670,010.05, 1,004,799.11 and 220,623.92 is: 330,864.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,010.05 : 1,004,799.11 = 220,623.92 : x
  2. Step 2: Convert to fraction form
    670,010.05/1,004,799.11 = 220,623.92/x
  3. Step 3: Cross multiply
    670,010.05x = 1,004,799.11 × 220,623.92
  4. Step 4: Simplify right side
    670,010.05x = 221,682,718,460.71
  5. Step 5: Solve for x
    x = 221,682,718,460.71/670,010.05
  6. Step 6: Final answer
    x = 330,864.77

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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.