Home / 446,725.10-670,206.45-193,897.10

Finding the Fourth Proportional to 446,725.10, 670,206.45 and 193,897.10

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Solution

The fourth proportional to 446,725.10, 670,206.45 and 193,897.10 is: 290,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,725.10 : 670,206.45 = 193,897.10 : x
  2. Step 2: Convert to fraction form
    446,725.10/670,206.45 = 193,897.10/x
  3. Step 3: Cross multiply
    446,725.10x = 670,206.45 × 193,897.10
  4. Step 4: Simplify right side
    446,725.10x = 129,951,087,056.30
  5. Step 5: Solve for x
    x = 129,951,087,056.30/446,725.10
  6. Step 6: Final answer
    x = 290,897.21

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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.