Home / 293,500.10-439,739.85-135,404.30

Finding the Fourth Proportional to 293,500.10, 439,739.85 and 135,404.30

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Solution

The fourth proportional to 293,500.10, 439,739.85 and 135,404.30 is: 202,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,500.10 : 439,739.85 = 135,404.30 : x
  2. Step 2: Convert to fraction form
    293,500.10/439,739.85 = 135,404.30/x
  3. Step 3: Cross multiply
    293,500.10x = 439,739.85 × 135,404.30
  4. Step 4: Simplify right side
    293,500.10x = 59,542,666,571.36
  5. Step 5: Solve for x
    x = 59,542,666,571.36/293,500.10
  6. Step 6: Final answer
    x = 202,871.03

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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.