Home / 1,168,679.72-1,754,014.30-459,203.88

Finding the Fourth Proportional to 1,168,679.72, 1,754,014.30 and 459,203.88

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Solution

The fourth proportional to 1,168,679.72, 1,754,014.30 and 459,203.88 is: 689,196.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,679.72 : 1,754,014.30 = 459,203.88 : x
  2. Step 2: Convert to fraction form
    1,168,679.72/1,754,014.30 = 459,203.88/x
  3. Step 3: Cross multiply
    1,168,679.72x = 1,754,014.30 × 459,203.88
  4. Step 4: Simplify right side
    1,168,679.72x = 805,450,172,135.48
  5. Step 5: Solve for x
    x = 805,450,172,135.48/1,168,679.72
  6. Step 6: Final answer
    x = 689,196.67

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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.