Home / 967,055.40-1,450,072.80-327,139.20

Finding the Fourth Proportional to 967,055.40, 1,450,072.80 and 327,139.20

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Solution

The fourth proportional to 967,055.40, 1,450,072.80 and 327,139.20 is: 490,536.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,055.40 : 1,450,072.80 = 327,139.20 : x
  2. Step 2: Convert to fraction form
    967,055.40/1,450,072.80 = 327,139.20/x
  3. Step 3: Cross multiply
    967,055.40x = 1,450,072.80 × 327,139.20
  4. Step 4: Simplify right side
    967,055.40x = 474,375,655,733.76
  5. Step 5: Solve for x
    x = 474,375,655,733.76/967,055.40
  6. Step 6: Final answer
    x = 490,536.17

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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.