Home / 897,028.13-1,345,769.40-297,992.23

Finding the Fourth Proportional to 897,028.13, 1,345,769.40 and 297,992.23

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Solution

The fourth proportional to 897,028.13, 1,345,769.40 and 297,992.23 is: 447,063.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,028.13 : 1,345,769.40 = 297,992.23 : x
  2. Step 2: Convert to fraction form
    897,028.13/1,345,769.40 = 297,992.23/x
  3. Step 3: Cross multiply
    897,028.13x = 1,345,769.40 × 297,992.23
  4. Step 4: Simplify right side
    897,028.13x = 401,028,824,571.76
  5. Step 5: Solve for x
    x = 401,028,824,571.76/897,028.13
  6. Step 6: Final answer
    x = 447,063.82

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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.