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Finding the Fourth Proportional to 297,089.70, 445,602.93 and 83,852.34

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Solution

The fourth proportional to 297,089.70, 445,602.93 and 83,852.34 is: 125,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,089.70 : 445,602.93 = 83,852.34 : x
  2. Step 2: Convert to fraction form
    297,089.70/445,602.93 = 83,852.34/x
  3. Step 3: Cross multiply
    297,089.70x = 445,602.93 × 83,852.34
  4. Step 4: Simplify right side
    297,089.70x = 37,364,848,391.36
  5. Step 5: Solve for x
    x = 37,364,848,391.36/297,089.70
  6. Step 6: Final answer
    x = 125,769.59

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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.