Home / 825,228.40-1,237,842.60-264,319.60

Finding the Fourth Proportional to 825,228.40, 1,237,842.60 and 264,319.60

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Solution

The fourth proportional to 825,228.40, 1,237,842.60 and 264,319.60 is: 396,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,228.40 : 1,237,842.60 = 264,319.60 : x
  2. Step 2: Convert to fraction form
    825,228.40/1,237,842.60 = 264,319.60/x
  3. Step 3: Cross multiply
    825,228.40x = 1,237,842.60 × 264,319.60
  4. Step 4: Simplify right side
    825,228.40x = 327,186,060,894.96
  5. Step 5: Solve for x
    x = 327,186,060,894.96/825,228.40
  6. Step 6: Final answer
    x = 396,479.40

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Similar ratio
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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.