Home / 788,295.48-1,182,258.90-255,679.80

Finding the Fourth Proportional to 788,295.48, 1,182,258.90 and 255,679.80

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Solution

The fourth proportional to 788,295.48, 1,182,258.90 and 255,679.80 is: 383,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,295.48 : 1,182,258.90 = 255,679.80 : x
  2. Step 2: Convert to fraction form
    788,295.48/1,182,258.90 = 255,679.80/x
  3. Step 3: Cross multiply
    788,295.48x = 1,182,258.90 × 255,679.80
  4. Step 4: Simplify right side
    788,295.48x = 302,279,719,100.22
  5. Step 5: Solve for x
    x = 302,279,719,100.22/788,295.48
  6. Step 6: Final answer
    x = 383,459.92

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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.