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Finding the Fourth Proportional to 294,231.48, 441,412.80 and 107,242.96

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Solution

The fourth proportional to 294,231.48, 441,412.80 and 107,242.96 is: 160,888.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,231.48 : 441,412.80 = 107,242.96 : x
  2. Step 2: Convert to fraction form
    294,231.48/441,412.80 = 107,242.96/x
  3. Step 3: Cross multiply
    294,231.48x = 441,412.80 × 107,242.96
  4. Step 4: Simplify right side
    294,231.48x = 47,338,415,253.89
  5. Step 5: Solve for x
    x = 47,338,415,253.89/294,231.48
  6. Step 6: Final answer
    x = 160,888.34

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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.