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Finding the Fourth Proportional to 310,610.03, 427,584.03 and 229,885.43

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Solution

The fourth proportional to 310,610.03, 427,584.03 and 229,885.43 is: 316,459.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,610.03 : 427,584.03 = 229,885.43 : x
  2. Step 2: Convert to fraction form
    310,610.03/427,584.03 = 229,885.43/x
  3. Step 3: Cross multiply
    310,610.03x = 427,584.03 × 229,885.43
  4. Step 4: Simplify right side
    310,610.03x = 98,295,338,597.68
  5. Step 5: Solve for x
    x = 98,295,338,597.68/310,610.03
  6. Step 6: Final answer
    x = 316,459.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.