Home / 346,514.20-519,965.70-146,800.60

Finding the Fourth Proportional to 346,514.20, 519,965.70 and 146,800.60

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Solution

The fourth proportional to 346,514.20, 519,965.70 and 146,800.60 is: 220,283.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,514.20 : 519,965.70 = 146,800.60 : x
  2. Step 2: Convert to fraction form
    346,514.20/519,965.70 = 146,800.60/x
  3. Step 3: Cross multiply
    346,514.20x = 519,965.70 × 146,800.60
  4. Step 4: Simplify right side
    346,514.20x = 76,331,276,739.42
  5. Step 5: Solve for x
    x = 76,331,276,739.42/346,514.20
  6. Step 6: Final answer
    x = 220,283.26

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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.