Home / 464,723.80-697,085.70-149,212.60

Finding the Fourth Proportional to 464,723.80, 697,085.70 and 149,212.60

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Solution

The fourth proportional to 464,723.80, 697,085.70 and 149,212.60 is: 223,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,723.80 : 697,085.70 = 149,212.60 : x
  2. Step 2: Convert to fraction form
    464,723.80/697,085.70 = 149,212.60/x
  3. Step 3: Cross multiply
    464,723.80x = 697,085.70 × 149,212.60
  4. Step 4: Simplify right side
    464,723.80x = 104,013,969,719.82
  5. Step 5: Solve for x
    x = 104,013,969,719.82/464,723.80
  6. Step 6: Final answer
    x = 223,818.90

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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.