Home / 1,023,630.80-1,535,446.20-455,010.80

Finding the Fourth Proportional to 1,023,630.80, 1,535,446.20 and 455,010.80

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Solution

The fourth proportional to 1,023,630.80, 1,535,446.20 and 455,010.80 is: 682,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,630.80 : 1,535,446.20 = 455,010.80 : x
  2. Step 2: Convert to fraction form
    1,023,630.80/1,535,446.20 = 455,010.80/x
  3. Step 3: Cross multiply
    1,023,630.80x = 1,535,446.20 × 455,010.80
  4. Step 4: Simplify right side
    1,023,630.80x = 698,644,603,818.96
  5. Step 5: Solve for x
    x = 698,644,603,818.96/1,023,630.80
  6. Step 6: Final answer
    x = 682,516.20

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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.