Home / 1,028,509.12-1,543,758.77-496,404.73

Finding the Fourth Proportional to 1,028,509.12, 1,543,758.77 and 496,404.73

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Solution

The fourth proportional to 1,028,509.12, 1,543,758.77 and 496,404.73 is: 745,087.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,509.12 : 1,543,758.77 = 496,404.73 : x
  2. Step 2: Convert to fraction form
    1,028,509.12/1,543,758.77 = 496,404.73/x
  3. Step 3: Cross multiply
    1,028,509.12x = 1,543,758.77 × 496,404.73
  4. Step 4: Simplify right side
    1,028,509.12x = 766,329,155,785.42
  5. Step 5: Solve for x
    x = 766,329,155,785.42/1,028,509.12
  6. Step 6: Final answer
    x = 745,087.37

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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.