Home / 680,904.33-1,021,192.47-301,615.35

Finding the Fourth Proportional to 680,904.33, 1,021,192.47 and 301,615.35

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Solution

The fourth proportional to 680,904.33, 1,021,192.47 and 301,615.35 is: 452,350.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,904.33 : 1,021,192.47 = 301,615.35 : x
  2. Step 2: Convert to fraction form
    680,904.33/1,021,192.47 = 301,615.35/x
  3. Step 3: Cross multiply
    680,904.33x = 1,021,192.47 × 301,615.35
  4. Step 4: Simplify right side
    680,904.33x = 308,007,324,256.42
  5. Step 5: Solve for x
    x = 308,007,324,256.42/680,904.33
  6. Step 6: Final answer
    x = 452,350.37

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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.