Home / 320,235.17-480,336.35-95,597.46

Finding the Fourth Proportional to 320,235.17, 480,336.35 and 95,597.46

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Solution

The fourth proportional to 320,235.17, 480,336.35 and 95,597.46 is: 143,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,235.17 : 480,336.35 = 95,597.46 : x
  2. Step 2: Convert to fraction form
    320,235.17/480,336.35 = 95,597.46/x
  3. Step 3: Cross multiply
    320,235.17x = 480,336.35 × 95,597.46
  4. Step 4: Simplify right side
    320,235.17x = 45,918,934,527.68
  5. Step 5: Solve for x
    x = 45,918,934,527.68/320,235.17
  6. Step 6: Final answer
    x = 143,391.29

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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.