Home / 274,547.35-378,680.03-251,959.29

Finding the Fourth Proportional to 274,547.35, 378,680.03 and 251,959.29

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Solution

The fourth proportional to 274,547.35, 378,680.03 and 251,959.29 is: 347,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,547.35 : 378,680.03 = 251,959.29 : x
  2. Step 2: Convert to fraction form
    274,547.35/378,680.03 = 251,959.29/x
  3. Step 3: Cross multiply
    274,547.35x = 378,680.03 × 251,959.29
  4. Step 4: Simplify right side
    274,547.35x = 95,411,949,602.58
  5. Step 5: Solve for x
    x = 95,411,949,602.58/274,547.35
  6. Step 6: Final answer
    x = 347,524.57

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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.