Home / 343,795.42-474,413.93-190,821.58

Finding the Fourth Proportional to 343,795.42, 474,413.93 and 190,821.58

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Solution

The fourth proportional to 343,795.42, 474,413.93 and 190,821.58 is: 263,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,795.42 : 474,413.93 = 190,821.58 : x
  2. Step 2: Convert to fraction form
    343,795.42/474,413.93 = 190,821.58/x
  3. Step 3: Cross multiply
    343,795.42x = 474,413.93 × 190,821.58
  4. Step 4: Simplify right side
    343,795.42x = 90,528,415,606.34
  5. Step 5: Solve for x
    x = 90,528,415,606.34/343,795.42
  6. Step 6: Final answer
    x = 263,320.60

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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.