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Finding the Fourth Proportional to 336,840.54, 504,837.69 and 168,407.76

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Solution

The fourth proportional to 336,840.54, 504,837.69 and 168,407.76 is: 252,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,840.54 : 504,837.69 = 168,407.76 : x
  2. Step 2: Convert to fraction form
    336,840.54/504,837.69 = 168,407.76/x
  3. Step 3: Cross multiply
    336,840.54x = 504,837.69 × 168,407.76
  4. Step 4: Simplify right side
    336,840.54x = 85,018,584,536.47
  5. Step 5: Solve for x
    x = 85,018,584,536.47/336,840.54
  6. Step 6: Final answer
    x = 252,400.10

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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.