Home / 1,148,627.70-1,722,941.64-307,157.58

Finding the Fourth Proportional to 1,148,627.70, 1,722,941.64 and 307,157.58

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Solution

The fourth proportional to 1,148,627.70, 1,722,941.64 and 307,157.58 is: 460,736.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,627.70 : 1,722,941.64 = 307,157.58 : x
  2. Step 2: Convert to fraction form
    1,148,627.70/1,722,941.64 = 307,157.58/x
  3. Step 3: Cross multiply
    1,148,627.70x = 1,722,941.64 × 307,157.58
  4. Step 4: Simplify right side
    1,148,627.70x = 529,214,584,623.63
  5. Step 5: Solve for x
    x = 529,214,584,623.63/1,148,627.70
  6. Step 6: Final answer
    x = 460,736.39

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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.