Home / 788,010.28-1,181,941.55-255,535.92

Finding the Fourth Proportional to 788,010.28, 1,181,941.55 and 255,535.92

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Solution

The fourth proportional to 788,010.28, 1,181,941.55 and 255,535.92 is: 383,279.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,010.28 : 1,181,941.55 = 255,535.92 : x
  2. Step 2: Convert to fraction form
    788,010.28/1,181,941.55 = 255,535.92/x
  3. Step 3: Cross multiply
    788,010.28x = 1,181,941.55 × 255,535.92
  4. Step 4: Simplify right side
    788,010.28x = 302,028,521,365.48
  5. Step 5: Solve for x
    x = 302,028,521,365.48/788,010.28
  6. Step 6: Final answer
    x = 383,279.93

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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.