Home / 880,636.63-1,320,538.60-341,145.59

Finding the Fourth Proportional to 880,636.63, 1,320,538.60 and 341,145.59

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Solution

The fourth proportional to 880,636.63, 1,320,538.60 and 341,145.59 is: 511,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,636.63 : 1,320,538.60 = 341,145.59 : x
  2. Step 2: Convert to fraction form
    880,636.63/1,320,538.60 = 341,145.59/x
  3. Step 3: Cross multiply
    880,636.63x = 1,320,538.60 × 341,145.59
  4. Step 4: Simplify right side
    880,636.63x = 450,495,919,147.60
  5. Step 5: Solve for x
    x = 450,495,919,147.60/880,636.63
  6. Step 6: Final answer
    x = 511,557.10

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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.