Home / 801,532.45-1,201,636.40-374,858.31

Finding the Fourth Proportional to 801,532.45, 1,201,636.40 and 374,858.31

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Solution

The fourth proportional to 801,532.45, 1,201,636.40 and 374,858.31 is: 561,977.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,532.45 : 1,201,636.40 = 374,858.31 : x
  2. Step 2: Convert to fraction form
    801,532.45/1,201,636.40 = 374,858.31/x
  3. Step 3: Cross multiply
    801,532.45x = 1,201,636.40 × 374,858.31
  4. Step 4: Simplify right side
    801,532.45x = 450,443,390,138.48
  5. Step 5: Solve for x
    x = 450,443,390,138.48/801,532.45
  6. Step 6: Final answer
    x = 561,977.74

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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.