Home / 470,047.08-704,997.60-154,501.80

Finding the Fourth Proportional to 470,047.08, 704,997.60 and 154,501.80

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Solution

The fourth proportional to 470,047.08, 704,997.60 and 154,501.80 is: 231,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,047.08 : 704,997.60 = 154,501.80 : x
  2. Step 2: Convert to fraction form
    470,047.08/704,997.60 = 154,501.80/x
  3. Step 3: Cross multiply
    470,047.08x = 704,997.60 × 154,501.80
  4. Step 4: Simplify right side
    470,047.08x = 108,923,398,195.68
  5. Step 5: Solve for x
    x = 108,923,398,195.68/470,047.08
  6. Step 6: Final answer
    x = 231,728.70

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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.