Home / 675,188.76-1,012,632.48-201,812.62

Finding the Fourth Proportional to 675,188.76, 1,012,632.48 and 201,812.62

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Solution

The fourth proportional to 675,188.76, 1,012,632.48 and 201,812.62 is: 302,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,188.76 : 1,012,632.48 = 201,812.62 : x
  2. Step 2: Convert to fraction form
    675,188.76/1,012,632.48 = 201,812.62/x
  3. Step 3: Cross multiply
    675,188.76x = 1,012,632.48 × 201,812.62
  4. Step 4: Simplify right side
    675,188.76x = 204,362,013,885.90
  5. Step 5: Solve for x
    x = 204,362,013,885.90/675,188.76
  6. Step 6: Final answer
    x = 302,673.90

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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.