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Finding the Fourth Proportional to 450,925.12, 676,416.84 and 151,393.60

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Solution

The fourth proportional to 450,925.12, 676,416.84 and 151,393.60 is: 227,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,925.12 : 676,416.84 = 151,393.60 : x
  2. Step 2: Convert to fraction form
    450,925.12/676,416.84 = 151,393.60/x
  3. Step 3: Cross multiply
    450,925.12x = 676,416.84 × 151,393.60
  4. Step 4: Simplify right side
    450,925.12x = 102,405,180,508.22
  5. Step 5: Solve for x
    x = 102,405,180,508.22/450,925.12
  6. Step 6: Final answer
    x = 227,100.19

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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.