Home / 1,011,676.33-1,518,262.85-479,198.53

Finding the Fourth Proportional to 1,011,676.33, 1,518,262.85 and 479,198.53

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Solution

The fourth proportional to 1,011,676.33, 1,518,262.85 and 479,198.53 is: 719,152.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,676.33 : 1,518,262.85 = 479,198.53 : x
  2. Step 2: Convert to fraction form
    1,011,676.33/1,518,262.85 = 479,198.53/x
  3. Step 3: Cross multiply
    1,011,676.33x = 1,518,262.85 × 479,198.53
  4. Step 4: Simplify right side
    1,011,676.33x = 727,549,328,969.44
  5. Step 5: Solve for x
    x = 727,549,328,969.44/1,011,676.33
  6. Step 6: Final answer
    x = 719,152.27

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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.