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Finding the Fourth Proportional to 437,701.60, 656,552.40 and 359,941.60

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Solution

The fourth proportional to 437,701.60, 656,552.40 and 359,941.60 is: 539,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,701.60 : 656,552.40 = 359,941.60 : x
  2. Step 2: Convert to fraction form
    437,701.60/656,552.40 = 359,941.60/x
  3. Step 3: Cross multiply
    437,701.60x = 656,552.40 × 359,941.60
  4. Step 4: Simplify right side
    437,701.60x = 236,320,521,339.84
  5. Step 5: Solve for x
    x = 236,320,521,339.84/437,701.60
  6. Step 6: Final answer
    x = 539,912.40

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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.