Home / 446,531.64-669,656.19-146,945.43

Finding the Fourth Proportional to 446,531.64, 669,656.19 and 146,945.43

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Solution

The fourth proportional to 446,531.64, 669,656.19 and 146,945.43 is: 220,371.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,531.64 : 669,656.19 = 146,945.43 : x
  2. Step 2: Convert to fraction form
    446,531.64/669,656.19 = 146,945.43/x
  3. Step 3: Cross multiply
    446,531.64x = 669,656.19 × 146,945.43
  4. Step 4: Simplify right side
    446,531.64x = 98,402,916,791.71
  5. Step 5: Solve for x
    x = 98,402,916,791.71/446,531.64
  6. Step 6: Final answer
    x = 220,371.66

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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.