Home / 941,119.02-1,298,751.38-511,401.46

Finding the Fourth Proportional to 941,119.02, 1,298,751.38 and 511,401.46

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Solution

The fourth proportional to 941,119.02, 1,298,751.38 and 511,401.46 is: 705,737.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,119.02 : 1,298,751.38 = 511,401.46 : x
  2. Step 2: Convert to fraction form
    941,119.02/1,298,751.38 = 511,401.46/x
  3. Step 3: Cross multiply
    941,119.02x = 1,298,751.38 × 511,401.46
  4. Step 4: Simplify right side
    941,119.02x = 664,183,351,909.02
  5. Step 5: Solve for x
    x = 664,183,351,909.02/941,119.02
  6. Step 6: Final answer
    x = 705,737.89

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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.