Home / 743,233-1,025,680.26-403,701.16

Finding the Fourth Proportional to 743,233, 1,025,680.26 and 403,701.16

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Solution

The fourth proportional to 743,233, 1,025,680.26 and 403,701.16 is: 557,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,233 : 1,025,680.26 = 403,701.16 : x
  2. Step 2: Convert to fraction form
    743,233/1,025,680.26 = 403,701.16/x
  3. Step 3: Cross multiply
    743,233x = 1,025,680.26 × 403,701.16
  4. Step 4: Simplify right side
    743,233x = 414,068,310,751.10
  5. Step 5: Solve for x
    x = 414,068,310,751.10/743,233
  6. Step 6: Final answer
    x = 557,117.77

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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.