Home / 966,985.14-1,449,979.40-434,049.38

Finding the Fourth Proportional to 966,985.14, 1,449,979.40 and 434,049.38

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Solution

The fourth proportional to 966,985.14, 1,449,979.40 and 434,049.38 is: 650,850.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,985.14 : 1,449,979.40 = 434,049.38 : x
  2. Step 2: Convert to fraction form
    966,985.14/1,449,979.40 = 434,049.38/x
  3. Step 3: Cross multiply
    966,985.14x = 1,449,979.40 × 434,049.38
  4. Step 4: Simplify right side
    966,985.14x = 629,362,659,582.77
  5. Step 5: Solve for x
    x = 629,362,659,582.77/966,985.14
  6. Step 6: Final answer
    x = 650,850.39

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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.