Home / 454,146.89-681,239.03-169,808.67

Finding the Fourth Proportional to 454,146.89, 681,239.03 and 169,808.67

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Solution

The fourth proportional to 454,146.89, 681,239.03 and 169,808.67 is: 254,720.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,146.89 : 681,239.03 = 169,808.67 : x
  2. Step 2: Convert to fraction form
    454,146.89/681,239.03 = 169,808.67/x
  3. Step 3: Cross multiply
    454,146.89x = 681,239.03 × 169,808.67
  4. Step 4: Simplify right side
    454,146.89x = 115,680,292,787.35
  5. Step 5: Solve for x
    x = 115,680,292,787.35/454,146.89
  6. Step 6: Final answer
    x = 254,720.00

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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.