Home / 788,213.94-1,182,486.96-255,693.39

Finding the Fourth Proportional to 788,213.94, 1,182,486.96 and 255,693.39

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Solution

The fourth proportional to 788,213.94, 1,182,486.96 and 255,693.39 is: 383,593.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,213.94 : 1,182,486.96 = 255,693.39 : x
  2. Step 2: Convert to fraction form
    788,213.94/1,182,486.96 = 255,693.39/x
  3. Step 3: Cross multiply
    788,213.94x = 1,182,486.96 × 255,693.39
  4. Step 4: Simplify right side
    788,213.94x = 302,354,099,433.19
  5. Step 5: Solve for x
    x = 302,354,099,433.19/788,213.94
  6. Step 6: Final answer
    x = 383,593.95

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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.