Home / 489,925.23-734,601.83-190,055.42

Finding the Fourth Proportional to 489,925.23, 734,601.83 and 190,055.42

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Solution

The fourth proportional to 489,925.23, 734,601.83 and 190,055.42 is: 284,972.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,925.23 : 734,601.83 = 190,055.42 : x
  2. Step 2: Convert to fraction form
    489,925.23/734,601.83 = 190,055.42/x
  3. Step 3: Cross multiply
    489,925.23x = 734,601.83 × 190,055.42
  4. Step 4: Simplify right side
    489,925.23x = 139,615,054,710.13
  5. Step 5: Solve for x
    x = 139,615,054,710.13/489,925.23
  6. Step 6: Final answer
    x = 284,972.17

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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.