Home / 346,536.20-519,998.70-146,822.60

Finding the Fourth Proportional to 346,536.20, 519,998.70 and 146,822.60

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Solution

The fourth proportional to 346,536.20, 519,998.70 and 146,822.60 is: 220,316.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,536.20 : 519,998.70 = 146,822.60 : x
  2. Step 2: Convert to fraction form
    346,536.20/519,998.70 = 146,822.60/x
  3. Step 3: Cross multiply
    346,536.20x = 519,998.70 × 146,822.60
  4. Step 4: Simplify right side
    346,536.20x = 76,347,561,130.62
  5. Step 5: Solve for x
    x = 76,347,561,130.62/346,536.20
  6. Step 6: Final answer
    x = 220,316.26

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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.