Home / 439,937.04-607,072.68-248,919.60

Finding the Fourth Proportional to 439,937.04, 607,072.68 and 248,919.60

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Solution

The fourth proportional to 439,937.04, 607,072.68 and 248,919.60 is: 343,486.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,937.04 : 607,072.68 = 248,919.60 : x
  2. Step 2: Convert to fraction form
    439,937.04/607,072.68 = 248,919.60/x
  3. Step 3: Cross multiply
    439,937.04x = 607,072.68 × 248,919.60
  4. Step 4: Simplify right side
    439,937.04x = 151,112,288,676.53
  5. Step 5: Solve for x
    x = 151,112,288,676.53/439,937.04
  6. Step 6: Final answer
    x = 343,486.17

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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.