Home / 838,588.92-1,258,080.12-239,558.64

Finding the Fourth Proportional to 838,588.92, 1,258,080.12 and 239,558.64

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Solution

The fourth proportional to 838,588.92, 1,258,080.12 and 239,558.64 is: 359,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,588.92 : 1,258,080.12 = 239,558.64 : x
  2. Step 2: Convert to fraction form
    838,588.92/1,258,080.12 = 239,558.64/x
  3. Step 3: Cross multiply
    838,588.92x = 1,258,080.12 × 239,558.64
  4. Step 4: Simplify right side
    838,588.92x = 301,383,962,558.24
  5. Step 5: Solve for x
    x = 301,383,962,558.24/838,588.92
  6. Step 6: Final answer
    x = 359,394.16

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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.