Home / 670,851.49-1,003,737.96-397,444.54

Finding the Fourth Proportional to 670,851.49, 1,003,737.96 and 397,444.54

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Solution

The fourth proportional to 670,851.49, 1,003,737.96 and 397,444.54 is: 594,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,851.49 : 1,003,737.96 = 397,444.54 : x
  2. Step 2: Convert to fraction form
    670,851.49/1,003,737.96 = 397,444.54/x
  3. Step 3: Cross multiply
    670,851.49x = 1,003,737.96 × 397,444.54
  4. Step 4: Simplify right side
    670,851.49x = 398,930,166,774.05
  5. Step 5: Solve for x
    x = 398,930,166,774.05/670,851.49
  6. Step 6: Final answer
    x = 594,662.42

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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.