Home / 675,093.80-1,012,899.90-664,466.60

Finding the Fourth Proportional to 675,093.80, 1,012,899.90 and 664,466.60

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Solution

The fourth proportional to 675,093.80, 1,012,899.90 and 664,466.60 is: 996,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,093.80 : 1,012,899.90 = 664,466.60 : x
  2. Step 2: Convert to fraction form
    675,093.80/1,012,899.90 = 664,466.60/x
  3. Step 3: Cross multiply
    675,093.80x = 1,012,899.90 × 664,466.60
  4. Step 4: Simplify right side
    675,093.80x = 673,038,152,693.34
  5. Step 5: Solve for x
    x = 673,038,152,693.34/675,093.80
  6. Step 6: Final answer
    x = 996,955.02

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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.