Home / 767,615.47-1,151,407.41-341,035.65

Finding the Fourth Proportional to 767,615.47, 1,151,407.41 and 341,035.65

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Solution

The fourth proportional to 767,615.47, 1,151,407.41 and 341,035.65 is: 511,546.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,615.47 : 1,151,407.41 = 341,035.65 : x
  2. Step 2: Convert to fraction form
    767,615.47/1,151,407.41 = 341,035.65/x
  3. Step 3: Cross multiply
    767,615.47x = 1,151,407.41 × 341,035.65
  4. Step 4: Simplify right side
    767,615.47x = 392,670,973,205.28
  5. Step 5: Solve for x
    x = 392,670,973,205.28/767,615.47
  6. Step 6: Final answer
    x = 511,546.46

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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.