Home / 336,427.17-504,638.34-123,209.70

Finding the Fourth Proportional to 336,427.17, 504,638.34 and 123,209.70

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Solution

The fourth proportional to 336,427.17, 504,638.34 and 123,209.70 is: 184,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,427.17 : 504,638.34 = 123,209.70 : x
  2. Step 2: Convert to fraction form
    336,427.17/504,638.34 = 123,209.70/x
  3. Step 3: Cross multiply
    336,427.17x = 504,638.34 × 123,209.70
  4. Step 4: Simplify right side
    336,427.17x = 62,176,338,479.90
  5. Step 5: Solve for x
    x = 62,176,338,479.90/336,427.17
  6. Step 6: Final answer
    x = 184,813.67

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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.