Home / 941,020.74-1,298,606.46-511,302.60

Finding the Fourth Proportional to 941,020.74, 1,298,606.46 and 511,302.60

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Solution

The fourth proportional to 941,020.74, 1,298,606.46 and 511,302.60 is: 705,596.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,020.74 : 1,298,606.46 = 511,302.60 : x
  2. Step 2: Convert to fraction form
    941,020.74/1,298,606.46 = 511,302.60/x
  3. Step 3: Cross multiply
    941,020.74x = 1,298,606.46 × 511,302.60
  4. Step 4: Simplify right side
    941,020.74x = 663,980,859,374.80
  5. Step 5: Solve for x
    x = 663,980,859,374.80/941,020.74
  6. Step 6: Final answer
    x = 705,596.41

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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.