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Finding the Fourth Proportional to 297,055.82, 445,405.70 and 94,564.46

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Solution

The fourth proportional to 297,055.82, 445,405.70 and 94,564.46 is: 141,790.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,055.82 : 445,405.70 = 94,564.46 : x
  2. Step 2: Convert to fraction form
    297,055.82/445,405.70 = 94,564.46/x
  3. Step 3: Cross multiply
    297,055.82x = 445,405.70 × 94,564.46
  4. Step 4: Simplify right side
    297,055.82x = 42,119,550,851.35
  5. Step 5: Solve for x
    x = 42,119,550,851.35/297,055.82
  6. Step 6: Final answer
    x = 141,790.02

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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.