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Finding the Fourth Proportional to 340,551.60, 510,894.52 and 100,669.70

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Solution

The fourth proportional to 340,551.60, 510,894.52 and 100,669.70 is: 151,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,551.60 : 510,894.52 = 100,669.70 : x
  2. Step 2: Convert to fraction form
    340,551.60/510,894.52 = 100,669.70/x
  3. Step 3: Cross multiply
    340,551.60x = 510,894.52 × 100,669.70
  4. Step 4: Simplify right side
    340,551.60x = 51,431,595,253.90
  5. Step 5: Solve for x
    x = 51,431,595,253.90/340,551.60
  6. Step 6: Final answer
    x = 151,024.38

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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.