Home / 1,012,535.42-1,518,804.60-413,496.57

Finding the Fourth Proportional to 1,012,535.42, 1,518,804.60 and 413,496.57

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Solution

The fourth proportional to 1,012,535.42, 1,518,804.60 and 413,496.57 is: 620,245.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,535.42 : 1,518,804.60 = 413,496.57 : x
  2. Step 2: Convert to fraction form
    1,012,535.42/1,518,804.60 = 413,496.57/x
  3. Step 3: Cross multiply
    1,012,535.42x = 1,518,804.60 × 413,496.57
  4. Step 4: Simplify right side
    1,012,535.42x = 628,020,496,745.13
  5. Step 5: Solve for x
    x = 628,020,496,745.13/1,012,535.42
  6. Step 6: Final answer
    x = 620,245.46

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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.