Home / 346,502.20-519,947.70-146,788.60

Finding the Fourth Proportional to 346,502.20, 519,947.70 and 146,788.60

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Solution

The fourth proportional to 346,502.20, 519,947.70 and 146,788.60 is: 220,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,502.20 : 519,947.70 = 146,788.60 : x
  2. Step 2: Convert to fraction form
    346,502.20/519,947.70 = 146,788.60/x
  3. Step 3: Cross multiply
    346,502.20x = 519,947.70 × 146,788.60
  4. Step 4: Simplify right side
    346,502.20x = 76,322,394,956.22
  5. Step 5: Solve for x
    x = 76,322,394,956.22/346,502.20
  6. Step 6: Final answer
    x = 220,265.25

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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.