Home / 489,926.07-734,603.10-190,056.27

Finding the Fourth Proportional to 489,926.07, 734,603.10 and 190,056.27

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Solution

The fourth proportional to 489,926.07, 734,603.10 and 190,056.27 is: 284,973.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,926.07 : 734,603.10 = 190,056.27 : x
  2. Step 2: Convert to fraction form
    489,926.07/734,603.10 = 190,056.27/x
  3. Step 3: Cross multiply
    489,926.07x = 734,603.10 × 190,056.27
  4. Step 4: Simplify right side
    489,926.07x = 139,615,925,116.44
  5. Step 5: Solve for x
    x = 139,615,925,116.44/489,926.07
  6. Step 6: Final answer
    x = 284,973.46

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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.