Home / 943,952.10-1,415,928.15-279,104.10

Finding the Fourth Proportional to 943,952.10, 1,415,928.15 and 279,104.10

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Solution

The fourth proportional to 943,952.10, 1,415,928.15 and 279,104.10 is: 418,656.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,952.10 : 1,415,928.15 = 279,104.10 : x
  2. Step 2: Convert to fraction form
    943,952.10/1,415,928.15 = 279,104.10/x
  3. Step 3: Cross multiply
    943,952.10x = 1,415,928.15 × 279,104.10
  4. Step 4: Simplify right side
    943,952.10x = 395,191,351,970.42
  5. Step 5: Solve for x
    x = 395,191,351,970.42/943,952.10
  6. Step 6: Final answer
    x = 418,656.15

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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.