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Finding the Fourth Proportional to 446,675.81, 616,436.24 and 253,121.04

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Solution

The fourth proportional to 446,675.81, 616,436.24 and 253,121.04 is: 349,320.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,675.81 : 616,436.24 = 253,121.04 : x
  2. Step 2: Convert to fraction form
    446,675.81/616,436.24 = 253,121.04/x
  3. Step 3: Cross multiply
    446,675.81x = 616,436.24 × 253,121.04
  4. Step 4: Simplify right side
    446,675.81x = 156,032,980,896.88
  5. Step 5: Solve for x
    x = 156,032,980,896.88/446,675.81
  6. Step 6: Final answer
    x = 349,320.42

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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.