Home / 802,140.69-1,202,586.30-397,053.27

Finding the Fourth Proportional to 802,140.69, 1,202,586.30 and 397,053.27

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Solution

The fourth proportional to 802,140.69, 1,202,586.30 and 397,053.27 is: 595,270.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,140.69 : 1,202,586.30 = 397,053.27 : x
  2. Step 2: Convert to fraction form
    802,140.69/1,202,586.30 = 397,053.27/x
  3. Step 3: Cross multiply
    802,140.69x = 1,202,586.30 × 397,053.27
  4. Step 4: Simplify right side
    802,140.69x = 477,490,822,872.20
  5. Step 5: Solve for x
    x = 477,490,822,872.20/802,140.69
  6. Step 6: Final answer
    x = 595,270.67

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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.