Home / 855,013.46-1,282,482.38-223,913.30

Finding the Fourth Proportional to 855,013.46, 1,282,482.38 and 223,913.30

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Solution

The fourth proportional to 855,013.46, 1,282,482.38 and 223,913.30 is: 335,860.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,013.46 : 1,282,482.38 = 223,913.30 : x
  2. Step 2: Convert to fraction form
    855,013.46/1,282,482.38 = 223,913.30/x
  3. Step 3: Cross multiply
    855,013.46x = 1,282,482.38 × 223,913.30
  4. Step 4: Simplify right side
    855,013.46x = 287,164,856,045.03
  5. Step 5: Solve for x
    x = 287,164,856,045.03/855,013.46
  6. Step 6: Final answer
    x = 335,860.04

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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.