Home / 705,097.08-1,056,747.06-330,293.88

Finding the Fourth Proportional to 705,097.08, 1,056,747.06 and 330,293.88

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Solution

The fourth proportional to 705,097.08, 1,056,747.06 and 330,293.88 is: 495,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,097.08 : 1,056,747.06 = 330,293.88 : x
  2. Step 2: Convert to fraction form
    705,097.08/1,056,747.06 = 330,293.88/x
  3. Step 3: Cross multiply
    705,097.08x = 1,056,747.06 × 330,293.88
  4. Step 4: Simplify right side
    705,097.08x = 349,037,086,625.99
  5. Step 5: Solve for x
    x = 349,037,086,625.99/705,097.08
  6. Step 6: Final answer
    x = 495,019.90

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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.