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Finding the Fourth Proportional to 446,851.92, 616,640.04 and 245,646.48

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Solution

The fourth proportional to 446,851.92, 616,640.04 and 245,646.48 is: 338,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,851.92 : 616,640.04 = 245,646.48 : x
  2. Step 2: Convert to fraction form
    446,851.92/616,640.04 = 245,646.48/x
  3. Step 3: Cross multiply
    446,851.92x = 616,640.04 × 245,646.48
  4. Step 4: Simplify right side
    446,851.92x = 151,475,455,253.06
  5. Step 5: Solve for x
    x = 151,475,455,253.06/446,851.92
  6. Step 6: Final answer
    x = 338,983.56

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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.