Home / 346,496.20-519,485.10-188,902.60

Finding the Fourth Proportional to 346,496.20, 519,485.10 and 188,902.60

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Solution

The fourth proportional to 346,496.20, 519,485.10 and 188,902.60 is: 283,212.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,496.20 : 519,485.10 = 188,902.60 : x
  2. Step 2: Convert to fraction form
    346,496.20/519,485.10 = 188,902.60/x
  3. Step 3: Cross multiply
    346,496.20x = 519,485.10 × 188,902.60
  4. Step 4: Simplify right side
    346,496.20x = 98,132,086,051.26
  5. Step 5: Solve for x
    x = 98,132,086,051.26/346,496.20
  6. Step 6: Final answer
    x = 283,212.59

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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.