Home / 899,228.32-1,342,282.55-785,725.26

Finding the Fourth Proportional to 899,228.32, 1,342,282.55 and 785,725.26

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Solution

The fourth proportional to 899,228.32, 1,342,282.55 and 785,725.26 is: 1,172,855.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,228.32 : 1,342,282.55 = 785,725.26 : x
  2. Step 2: Convert to fraction form
    899,228.32/1,342,282.55 = 785,725.26/x
  3. Step 3: Cross multiply
    899,228.32x = 1,342,282.55 × 785,725.26
  4. Step 4: Simplify right side
    899,228.32x = 1,054,665,305,592.21
  5. Step 5: Solve for x
    x = 1,054,665,305,592.21/899,228.32
  6. Step 6: Final answer
    x = 1,172,855.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.