Home / 284,005.23-425,601.82-208,533.21

Finding the Fourth Proportional to 284,005.23, 425,601.82 and 208,533.21

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Solution

The fourth proportional to 284,005.23, 425,601.82 and 208,533.21 is: 312,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,005.23 : 425,601.82 = 208,533.21 : x
  2. Step 2: Convert to fraction form
    284,005.23/425,601.82 = 208,533.21/x
  3. Step 3: Cross multiply
    284,005.23x = 425,601.82 × 208,533.21
  4. Step 4: Simplify right side
    284,005.23x = 88,752,113,706.44
  5. Step 5: Solve for x
    x = 88,752,113,706.44/284,005.23
  6. Step 6: Final answer
    x = 312,501.69

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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.