Home / 632,932.62-873,413.48-346,397.28

Finding the Fourth Proportional to 632,932.62, 873,413.48 and 346,397.28

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Solution

The fourth proportional to 632,932.62, 873,413.48 and 346,397.28 is: 478,009.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,932.62 : 873,413.48 = 346,397.28 : x
  2. Step 2: Convert to fraction form
    632,932.62/873,413.48 = 346,397.28/x
  3. Step 3: Cross multiply
    632,932.62x = 873,413.48 × 346,397.28
  4. Step 4: Simplify right side
    632,932.62x = 302,548,053,787.33
  5. Step 5: Solve for x
    x = 302,548,053,787.33/632,932.62
  6. Step 6: Final answer
    x = 478,009.89

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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.