Home / 437,739.48-603,941.51-345,566.54

Finding the Fourth Proportional to 437,739.48, 603,941.51 and 345,566.54

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Solution

The fourth proportional to 437,739.48, 603,941.51 and 345,566.54 is: 476,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,739.48 : 603,941.51 = 345,566.54 : x
  2. Step 2: Convert to fraction form
    437,739.48/603,941.51 = 345,566.54/x
  3. Step 3: Cross multiply
    437,739.48x = 603,941.51 × 345,566.54
  4. Step 4: Simplify right side
    437,739.48x = 208,701,973,225.54
  5. Step 5: Solve for x
    x = 208,701,973,225.54/437,739.48
  6. Step 6: Final answer
    x = 476,772.10

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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.