Home / 788,159.27-1,182,405.13-255,638.94

Finding the Fourth Proportional to 788,159.27, 1,182,405.13 and 255,638.94

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Solution

The fourth proportional to 788,159.27, 1,182,405.13 and 255,638.94 is: 383,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,159.27 : 1,182,405.13 = 255,638.94 : x
  2. Step 2: Convert to fraction form
    788,159.27/1,182,405.13 = 255,638.94/x
  3. Step 3: Cross multiply
    788,159.27x = 1,182,405.13 × 255,638.94
  4. Step 4: Simplify right side
    788,159.27x = 302,268,794,083.76
  5. Step 5: Solve for x
    x = 302,268,794,083.76/788,159.27
  6. Step 6: Final answer
    x = 383,512.33

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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.