Home / 607,683.03-838,619.50-335,768.45

Finding the Fourth Proportional to 607,683.03, 838,619.50 and 335,768.45

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Solution

The fourth proportional to 607,683.03, 838,619.50 and 335,768.45 is: 463,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,683.03 : 838,619.50 = 335,768.45 : x
  2. Step 2: Convert to fraction form
    607,683.03/838,619.50 = 335,768.45/x
  3. Step 3: Cross multiply
    607,683.03x = 838,619.50 × 335,768.45
  4. Step 4: Simplify right side
    607,683.03x = 281,581,967,137.51
  5. Step 5: Solve for x
    x = 281,581,967,137.51/607,683.03
  6. Step 6: Final answer
    x = 463,369.80

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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.