Home / 679,146.93-936,832.41-424,055.25

Finding the Fourth Proportional to 679,146.93, 936,832.41 and 424,055.25

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Solution

The fourth proportional to 679,146.93, 936,832.41 and 424,055.25 is: 584,952.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,146.93 : 936,832.41 = 424,055.25 : x
  2. Step 2: Convert to fraction form
    679,146.93/936,832.41 = 424,055.25/x
  3. Step 3: Cross multiply
    679,146.93x = 936,832.41 × 424,055.25
  4. Step 4: Simplify right side
    679,146.93x = 397,268,701,830.65
  5. Step 5: Solve for x
    x = 397,268,701,830.65/679,146.93
  6. Step 6: Final answer
    x = 584,952.51

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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.