Home / 883,104.30-1,324,656.45-218,256.30

Finding the Fourth Proportional to 883,104.30, 1,324,656.45 and 218,256.30

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Solution

The fourth proportional to 883,104.30, 1,324,656.45 and 218,256.30 is: 327,384.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,104.30 : 1,324,656.45 = 218,256.30 : x
  2. Step 2: Convert to fraction form
    883,104.30/1,324,656.45 = 218,256.30/x
  3. Step 3: Cross multiply
    883,104.30x = 1,324,656.45 × 218,256.30
  4. Step 4: Simplify right side
    883,104.30x = 289,114,615,548.14
  5. Step 5: Solve for x
    x = 289,114,615,548.14/883,104.30
  6. Step 6: Final answer
    x = 327,384.45

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Double scale
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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.