Home / 946,920.56-1,420,580.32-307,174.34

Finding the Fourth Proportional to 946,920.56, 1,420,580.32 and 307,174.34

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Solution

The fourth proportional to 946,920.56, 1,420,580.32 and 307,174.34 is: 460,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,920.56 : 1,420,580.32 = 307,174.34 : x
  2. Step 2: Convert to fraction form
    946,920.56/1,420,580.32 = 307,174.34/x
  3. Step 3: Cross multiply
    946,920.56x = 1,420,580.32 × 307,174.34
  4. Step 4: Simplify right side
    946,920.56x = 436,365,822,212.99
  5. Step 5: Solve for x
    x = 436,365,822,212.99/946,920.56
  6. Step 6: Final answer
    x = 460,826.22

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1.5x scale

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.