Home / 880,636.24-1,320,538.02-341,145.20

Finding the Fourth Proportional to 880,636.24, 1,320,538.02 and 341,145.20

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Solution

The fourth proportional to 880,636.24, 1,320,538.02 and 341,145.20 is: 511,556.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,636.24 : 1,320,538.02 = 341,145.20 : x
  2. Step 2: Convert to fraction form
    880,636.24/1,320,538.02 = 341,145.20/x
  3. Step 3: Cross multiply
    880,636.24x = 1,320,538.02 × 341,145.20
  4. Step 4: Simplify right side
    880,636.24x = 450,495,208,962.56
  5. Step 5: Solve for x
    x = 450,495,208,962.56/880,636.24
  6. Step 6: Final answer
    x = 511,556.52

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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.