Home / 743,883.67-1,115,930.59-238,326.38

Finding the Fourth Proportional to 743,883.67, 1,115,930.59 and 238,326.38

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Solution

The fourth proportional to 743,883.67, 1,115,930.59 and 238,326.38 is: 357,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,883.67 : 1,115,930.59 = 238,326.38 : x
  2. Step 2: Convert to fraction form
    743,883.67/1,115,930.59 = 238,326.38/x
  3. Step 3: Cross multiply
    743,883.67x = 1,115,930.59 × 238,326.38
  4. Step 4: Simplify right side
    743,883.67x = 265,955,702,132.35
  5. Step 5: Solve for x
    x = 265,955,702,132.35/743,883.67
  6. Step 6: Final answer
    x = 357,523.25

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1.5x scale

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.