Home / 434,226.78-651,343.68-168,017.76

Finding the Fourth Proportional to 434,226.78, 651,343.68 and 168,017.76

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Solution

The fourth proportional to 434,226.78, 651,343.68 and 168,017.76 is: 252,028.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,226.78 : 651,343.68 = 168,017.76 : x
  2. Step 2: Convert to fraction form
    434,226.78/651,343.68 = 168,017.76/x
  3. Step 3: Cross multiply
    434,226.78x = 651,343.68 × 168,017.76
  4. Step 4: Simplify right side
    434,226.78x = 109,437,306,103.76
  5. Step 5: Solve for x
    x = 109,437,306,103.76/434,226.78
  6. Step 6: Final answer
    x = 252,028.00

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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.