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Finding the Fourth Proportional to 333,383.28, 460,070.39 and 180,421.49

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Solution

The fourth proportional to 333,383.28, 460,070.39 and 180,421.49 is: 248,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,383.28 : 460,070.39 = 180,421.49 : x
  2. Step 2: Convert to fraction form
    333,383.28/460,070.39 = 180,421.49/x
  3. Step 3: Cross multiply
    333,383.28x = 460,070.39 × 180,421.49
  4. Step 4: Simplify right side
    333,383.28x = 83,006,585,268.68
  5. Step 5: Solve for x
    x = 83,006,585,268.68/333,383.28
  6. Step 6: Final answer
    x = 248,982.45

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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.