Home / 260,335.35-390,563.10-110,580.48

Finding the Fourth Proportional to 260,335.35, 390,563.10 and 110,580.48

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Solution

The fourth proportional to 260,335.35, 390,563.10 and 110,580.48 is: 165,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,335.35 : 390,563.10 = 110,580.48 : x
  2. Step 2: Convert to fraction form
    260,335.35/390,563.10 = 110,580.48/x
  3. Step 3: Cross multiply
    260,335.35x = 390,563.10 × 110,580.48
  4. Step 4: Simplify right side
    260,335.35x = 43,188,655,068.29
  5. Step 5: Solve for x
    x = 43,188,655,068.29/260,335.35
  6. Step 6: Final answer
    x = 165,896.24

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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.