Home / 270,215.51-403,344.54-238,294.22

Finding the Fourth Proportional to 270,215.51, 403,344.54 and 238,294.22

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Solution

The fourth proportional to 270,215.51, 403,344.54 and 238,294.22 is: 355,696.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,215.51 : 403,344.54 = 238,294.22 : x
  2. Step 2: Convert to fraction form
    270,215.51/403,344.54 = 238,294.22/x
  3. Step 3: Cross multiply
    270,215.51x = 403,344.54 × 238,294.22
  4. Step 4: Simplify right side
    270,215.51x = 96,114,670,533.84
  5. Step 5: Solve for x
    x = 96,114,670,533.84/270,215.51
  6. Step 6: Final answer
    x = 355,696.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.