Home / 941,030.89-1,298,630.55-511,311.03

Finding the Fourth Proportional to 941,030.89, 1,298,630.55 and 511,311.03

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Solution

The fourth proportional to 941,030.89, 1,298,630.55 and 511,311.03 is: 705,613.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,030.89 : 1,298,630.55 = 511,311.03 : x
  2. Step 2: Convert to fraction form
    941,030.89/1,298,630.55 = 511,311.03/x
  3. Step 3: Cross multiply
    941,030.89x = 1,298,630.55 × 511,311.03
  4. Step 4: Simplify right side
    941,030.89x = 664,004,124,109.97
  5. Step 5: Solve for x
    x = 664,004,124,109.97/941,030.89
  6. Step 6: Final answer
    x = 705,613.53

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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.