Home / 689,047.33-950,928.28-383,192.04

Finding the Fourth Proportional to 689,047.33, 950,928.28 and 383,192.04

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Solution

The fourth proportional to 689,047.33, 950,928.28 and 383,192.04 is: 528,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,047.33 : 950,928.28 = 383,192.04 : x
  2. Step 2: Convert to fraction form
    689,047.33/950,928.28 = 383,192.04/x
  3. Step 3: Cross multiply
    689,047.33x = 950,928.28 × 383,192.04
  4. Step 4: Simplify right side
    689,047.33x = 364,388,147,506.89
  5. Step 5: Solve for x
    x = 364,388,147,506.89/689,047.33
  6. Step 6: Final answer
    x = 528,828.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.