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Finding the Fourth Proportional to 294,996.39, 407,094.26 and 160,860.39

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Solution

The fourth proportional to 294,996.39, 407,094.26 and 160,860.39 is: 221,986.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,996.39 : 407,094.26 = 160,860.39 : x
  2. Step 2: Convert to fraction form
    294,996.39/407,094.26 = 160,860.39/x
  3. Step 3: Cross multiply
    294,996.39x = 407,094.26 × 160,860.39
  4. Step 4: Simplify right side
    294,996.39x = 65,485,341,430.36
  5. Step 5: Solve for x
    x = 65,485,341,430.36/294,996.39
  6. Step 6: Final answer
    x = 221,986.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.