Home / 682,011.40-1,023,122.22-232,627.28

Finding the Fourth Proportional to 682,011.40, 1,023,122.22 and 232,627.28

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Solution

The fourth proportional to 682,011.40, 1,023,122.22 and 232,627.28 is: 348,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,011.40 : 1,023,122.22 = 232,627.28 : x
  2. Step 2: Convert to fraction form
    682,011.40/1,023,122.22 = 232,627.28/x
  3. Step 3: Cross multiply
    682,011.40x = 1,023,122.22 × 232,627.28
  4. Step 4: Simplify right side
    682,011.40x = 238,006,139,146.16
  5. Step 5: Solve for x
    x = 238,006,139,146.16/682,011.40
  6. Step 6: Final answer
    x = 348,976.78

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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.