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Finding the Fourth Proportional to 365,457.92, 503,760.16 and 336,131.52

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Solution

The fourth proportional to 365,457.92, 503,760.16 and 336,131.52 is: 463,335.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,457.92 : 503,760.16 = 336,131.52 : x
  2. Step 2: Convert to fraction form
    365,457.92/503,760.16 = 336,131.52/x
  3. Step 3: Cross multiply
    365,457.92x = 503,760.16 × 336,131.52
  4. Step 4: Simplify right side
    365,457.92x = 169,329,668,296.24
  5. Step 5: Solve for x
    x = 169,329,668,296.24/365,457.92
  6. Step 6: Final answer
    x = 463,335.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.