Home / 941,043.80-1,298,648.37-511,323.95

Finding the Fourth Proportional to 941,043.80, 1,298,648.37 and 511,323.95

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Solution

The fourth proportional to 941,043.80, 1,298,648.37 and 511,323.95 is: 705,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,043.80 : 1,298,648.37 = 511,323.95 : x
  2. Step 2: Convert to fraction form
    941,043.80/1,298,648.37 = 511,323.95/x
  3. Step 3: Cross multiply
    941,043.80x = 1,298,648.37 × 511,323.95
  4. Step 4: Simplify right side
    941,043.80x = 664,030,014,209.46
  5. Step 5: Solve for x
    x = 664,030,014,209.46/941,043.80
  6. Step 6: Final answer
    x = 705,631.36

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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.