Home / 1,033,309.20-1,549,992.88-285,355.20

Finding the Fourth Proportional to 1,033,309.20, 1,549,992.88 and 285,355.20

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Solution

The fourth proportional to 1,033,309.20, 1,549,992.88 and 285,355.20 is: 428,040.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,309.20 : 1,549,992.88 = 285,355.20 : x
  2. Step 2: Convert to fraction form
    1,033,309.20/1,549,992.88 = 285,355.20/x
  3. Step 3: Cross multiply
    1,033,309.20x = 1,549,992.88 × 285,355.20
  4. Step 4: Simplify right side
    1,033,309.20x = 442,298,528,270.98
  5. Step 5: Solve for x
    x = 442,298,528,270.98/1,033,309.20
  6. Step 6: Final answer
    x = 428,040.83

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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.