Home / 455,948.44-629,213.52-249,222.74

Finding the Fourth Proportional to 455,948.44, 629,213.52 and 249,222.74

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Solution

The fourth proportional to 455,948.44, 629,213.52 and 249,222.74 is: 343,929.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,948.44 : 629,213.52 = 249,222.74 : x
  2. Step 2: Convert to fraction form
    455,948.44/629,213.52 = 249,222.74/x
  3. Step 3: Cross multiply
    455,948.44x = 629,213.52 × 249,222.74
  4. Step 4: Simplify right side
    455,948.44x = 156,814,317,425.41
  5. Step 5: Solve for x
    x = 156,814,317,425.41/455,948.44
  6. Step 6: Final answer
    x = 343,929.93

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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.