Home / 885,512.63-1,328,363.77-245,819.04

Finding the Fourth Proportional to 885,512.63, 1,328,363.77 and 245,819.04

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Solution

The fourth proportional to 885,512.63, 1,328,363.77 and 245,819.04 is: 368,754.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,512.63 : 1,328,363.77 = 245,819.04 : x
  2. Step 2: Convert to fraction form
    885,512.63/1,328,363.77 = 245,819.04/x
  3. Step 3: Cross multiply
    885,512.63x = 1,328,363.77 × 245,819.04
  4. Step 4: Simplify right side
    885,512.63x = 326,537,106,712.18
  5. Step 5: Solve for x
    x = 326,537,106,712.18/885,512.63
  6. Step 6: Final answer
    x = 368,754.88

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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.