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Finding the Fourth Proportional to 346,650, 519,975 and 83,994

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Solution

The fourth proportional to 346,650, 519,975 and 83,994 is: 125,991

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,650 : 519,975 = 83,994 : x
  2. Step 2: Convert to fraction form
    346,650/519,975 = 83,994/x
  3. Step 3: Cross multiply
    346,650x = 519,975 × 83,994
  4. Step 4: Simplify right side
    346,650x = 43,674,780,150
  5. Step 5: Solve for x
    x = 43,674,780,150/346,650
  6. Step 6: Final answer
    x = 125,991

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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.