Home / 758,686.79-1,046,975.55-414,515.33

Finding the Fourth Proportional to 758,686.79, 1,046,975.55 and 414,515.33

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Solution

The fourth proportional to 758,686.79, 1,046,975.55 and 414,515.33 is: 572,024.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,686.79 : 1,046,975.55 = 414,515.33 : x
  2. Step 2: Convert to fraction form
    758,686.79/1,046,975.55 = 414,515.33/x
  3. Step 3: Cross multiply
    758,686.79x = 1,046,975.55 × 414,515.33
  4. Step 4: Simplify right side
    758,686.79x = 433,987,410,375.30
  5. Step 5: Solve for x
    x = 433,987,410,375.30/758,686.79
  6. Step 6: Final answer
    x = 572,024.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.