Home / 682,215.04-1,023,371.76-208,838.89

Finding the Fourth Proportional to 682,215.04, 1,023,371.76 and 208,838.89

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Solution

The fourth proportional to 682,215.04, 1,023,371.76 and 208,838.89 is: 313,273.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,215.04 : 1,023,371.76 = 208,838.89 : x
  2. Step 2: Convert to fraction form
    682,215.04/1,023,371.76 = 208,838.89/x
  3. Step 3: Cross multiply
    682,215.04x = 1,023,371.76 × 208,838.89
  4. Step 4: Simplify right side
    682,215.04x = 213,719,817,298.89
  5. Step 5: Solve for x
    x = 213,719,817,298.89/682,215.04
  6. Step 6: Final answer
    x = 313,273.39

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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.