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Finding the Fourth Proportional to 530,194.07, 795,364.92 and 170,375.67

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Solution

The fourth proportional to 530,194.07, 795,364.92 and 170,375.67 is: 255,587.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,194.07 : 795,364.92 = 170,375.67 : x
  2. Step 2: Convert to fraction form
    530,194.07/795,364.92 = 170,375.67/x
  3. Step 3: Cross multiply
    530,194.07x = 795,364.92 × 170,375.67
  4. Step 4: Simplify right side
    530,194.07x = 135,510,831,139.50
  5. Step 5: Solve for x
    x = 135,510,831,139.50/530,194.07
  6. Step 6: Final answer
    x = 255,587.22

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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.