Home / 898,133.55-1,347,200.33-853,846.80

Finding the Fourth Proportional to 898,133.55, 1,347,200.33 and 853,846.80

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Solution

The fourth proportional to 898,133.55, 1,347,200.33 and 853,846.80 is: 1,280,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,133.55 : 1,347,200.33 = 853,846.80 : x
  2. Step 2: Convert to fraction form
    898,133.55/1,347,200.33 = 853,846.80/x
  3. Step 3: Cross multiply
    898,133.55x = 1,347,200.33 × 853,846.80
  4. Step 4: Simplify right side
    898,133.55x = 1,150,302,686,460.21
  5. Step 5: Solve for x
    x = 1,150,302,686,460.21/898,133.55
  6. Step 6: Final answer
    x = 1,280,770.20

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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.