Home / 897,735.75-1,238,901.26-495,353.67

Finding the Fourth Proportional to 897,735.75, 1,238,901.26 and 495,353.67

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Solution

The fourth proportional to 897,735.75, 1,238,901.26 and 495,353.67 is: 683,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,735.75 : 1,238,901.26 = 495,353.67 : x
  2. Step 2: Convert to fraction form
    897,735.75/1,238,901.26 = 495,353.67/x
  3. Step 3: Cross multiply
    897,735.75x = 1,238,901.26 × 495,353.67
  4. Step 4: Simplify right side
    897,735.75x = 613,694,283,431.86
  5. Step 5: Solve for x
    x = 613,694,283,431.86/897,735.75
  6. Step 6: Final answer
    x = 683,602.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.