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Finding the Fourth Proportional to 324,009.30, 486,597.15 and 235,362.90

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Solution

The fourth proportional to 324,009.30, 486,597.15 and 235,362.90 is: 353,467.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,009.30 : 486,597.15 = 235,362.90 : x
  2. Step 2: Convert to fraction form
    324,009.30/486,597.15 = 235,362.90/x
  3. Step 3: Cross multiply
    324,009.30x = 486,597.15 × 235,362.90
  4. Step 4: Simplify right side
    324,009.30x = 114,526,916,355.74
  5. Step 5: Solve for x
    x = 114,526,916,355.74/324,009.30
  6. Step 6: Final answer
    x = 353,467.99

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1.5x scale

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.