Home / 530,217.09-795,205.79-151,129.67

Finding the Fourth Proportional to 530,217.09, 795,205.79 and 151,129.67

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Solution

The fourth proportional to 530,217.09, 795,205.79 and 151,129.67 is: 226,660.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,217.09 : 795,205.79 = 151,129.67 : x
  2. Step 2: Convert to fraction form
    530,217.09/795,205.79 = 151,129.67/x
  3. Step 3: Cross multiply
    530,217.09x = 795,205.79 × 151,129.67
  4. Step 4: Simplify right side
    530,217.09x = 120,179,184,459.85
  5. Step 5: Solve for x
    x = 120,179,184,459.85/530,217.09
  6. Step 6: Final answer
    x = 226,660.34

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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.