Home / 446,404.96-669,821.70-277,881.28

Finding the Fourth Proportional to 446,404.96, 669,821.70 and 277,881.28

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Solution

The fourth proportional to 446,404.96, 669,821.70 and 277,881.28 is: 416,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,404.96 : 669,821.70 = 277,881.28 : x
  2. Step 2: Convert to fraction form
    446,404.96/669,821.70 = 277,881.28/x
  3. Step 3: Cross multiply
    446,404.96x = 669,821.70 × 277,881.28
  4. Step 4: Simplify right side
    446,404.96x = 186,130,911,367.78
  5. Step 5: Solve for x
    x = 186,130,911,367.78/446,404.96
  6. Step 6: Final answer
    x = 416,955.29

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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.