Home / 343,260.27-514,924.97-90,558.23

Finding the Fourth Proportional to 343,260.27, 514,924.97 and 90,558.23

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Solution

The fourth proportional to 343,260.27, 514,924.97 and 90,558.23 is: 135,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,260.27 : 514,924.97 = 90,558.23 : x
  2. Step 2: Convert to fraction form
    343,260.27/514,924.97 = 90,558.23/x
  3. Step 3: Cross multiply
    343,260.27x = 514,924.97 × 90,558.23
  4. Step 4: Simplify right side
    343,260.27x = 46,630,690,838.59
  5. Step 5: Solve for x
    x = 46,630,690,838.59/343,260.27
  6. Step 6: Final answer
    x = 135,846.46

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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.