Home / 1,207,450.48-1,811,237.76-308,900.01

Finding the Fourth Proportional to 1,207,450.48, 1,811,237.76 and 308,900.01

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Solution

The fourth proportional to 1,207,450.48, 1,811,237.76 and 308,900.01 is: 463,365.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,450.48 : 1,811,237.76 = 308,900.01 : x
  2. Step 2: Convert to fraction form
    1,207,450.48/1,811,237.76 = 308,900.01/x
  3. Step 3: Cross multiply
    1,207,450.48x = 1,811,237.76 × 308,900.01
  4. Step 4: Simplify right side
    1,207,450.48x = 559,491,362,176.38
  5. Step 5: Solve for x
    x = 559,491,362,176.38/1,207,450.48
  6. Step 6: Final answer
    x = 463,365.89

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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.