Home / 788,111.26-1,182,332.94-255,590.76

Finding the Fourth Proportional to 788,111.26, 1,182,332.94 and 255,590.76

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Solution

The fourth proportional to 788,111.26, 1,182,332.94 and 255,590.76 is: 383,439.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,111.26 : 1,182,332.94 = 255,590.76 : x
  2. Step 2: Convert to fraction form
    788,111.26/1,182,332.94 = 255,590.76/x
  3. Step 3: Cross multiply
    788,111.26x = 1,182,332.94 × 255,590.76
  4. Step 4: Simplify right side
    788,111.26x = 302,193,374,707.63
  5. Step 5: Solve for x
    x = 302,193,374,707.63/788,111.26
  6. Step 6: Final answer
    x = 383,439.99

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Double scale
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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.