Home / 1,029,623.79-1,544,444.79-422,745.87

Finding the Fourth Proportional to 1,029,623.79, 1,544,444.79 and 422,745.87

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Solution

The fourth proportional to 1,029,623.79, 1,544,444.79 and 422,745.87 is: 634,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,623.79 : 1,544,444.79 = 422,745.87 : x
  2. Step 2: Convert to fraction form
    1,029,623.79/1,544,444.79 = 422,745.87/x
  3. Step 3: Cross multiply
    1,029,623.79x = 1,544,444.79 × 422,745.87
  4. Step 4: Simplify right side
    1,029,623.79x = 652,907,648,693.29
  5. Step 5: Solve for x
    x = 652,907,648,693.29/1,029,623.79
  6. Step 6: Final answer
    x = 634,122.54

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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.