Home / 426,560.08-639,347.97-160,150.67

Finding the Fourth Proportional to 426,560.08, 639,347.97 and 160,150.67

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Solution

The fourth proportional to 426,560.08, 639,347.97 and 160,150.67 is: 240,041.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,560.08 : 639,347.97 = 160,150.67 : x
  2. Step 2: Convert to fraction form
    426,560.08/639,347.97 = 160,150.67/x
  3. Step 3: Cross multiply
    426,560.08x = 639,347.97 × 160,150.67
  4. Step 4: Simplify right side
    426,560.08x = 102,392,005,758.64
  5. Step 5: Solve for x
    x = 102,392,005,758.64/426,560.08
  6. Step 6: Final answer
    x = 240,041.23

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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.