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Finding the Fourth Proportional to 446,373.80, 616,033.84 and 252,815.94

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Solution

The fourth proportional to 446,373.80, 616,033.84 and 252,815.94 is: 348,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,373.80 : 616,033.84 = 252,815.94 : x
  2. Step 2: Convert to fraction form
    446,373.80/616,033.84 = 252,815.94/x
  3. Step 3: Cross multiply
    446,373.80x = 616,033.84 × 252,815.94
  4. Step 4: Simplify right side
    446,373.80x = 155,743,176,009.50
  5. Step 5: Solve for x
    x = 155,743,176,009.50/446,373.80
  6. Step 6: Final answer
    x = 348,907.52

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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.