Home / 902,101.42-1,352,982.83-452,701.67

Finding the Fourth Proportional to 902,101.42, 1,352,982.83 and 452,701.67

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Solution

The fourth proportional to 902,101.42, 1,352,982.83 and 452,701.67 is: 678,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,101.42 : 1,352,982.83 = 452,701.67 : x
  2. Step 2: Convert to fraction form
    902,101.42/1,352,982.83 = 452,701.67/x
  3. Step 3: Cross multiply
    902,101.42x = 1,352,982.83 × 452,701.67
  4. Step 4: Simplify right side
    902,101.42x = 612,497,586,622.33
  5. Step 5: Solve for x
    x = 612,497,586,622.33/902,101.42
  6. Step 6: Final answer
    x = 678,967.55

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1.5x scale

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.