Home / 551,969.37-827,980.79-152,601.30

Finding the Fourth Proportional to 551,969.37, 827,980.79 and 152,601.30

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Solution

The fourth proportional to 551,969.37, 827,980.79 and 152,601.30 is: 228,909.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,969.37 : 827,980.79 = 152,601.30 : x
  2. Step 2: Convert to fraction form
    551,969.37/827,980.79 = 152,601.30/x
  3. Step 3: Cross multiply
    551,969.37x = 827,980.79 × 152,601.30
  4. Step 4: Simplify right side
    551,969.37x = 126,350,944,929.03
  5. Step 5: Solve for x
    x = 126,350,944,929.03/551,969.37
  6. Step 6: Final answer
    x = 228,909.34

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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.