Home / 464,943.89-641,457.55-303,891.93

Finding the Fourth Proportional to 464,943.89, 641,457.55 and 303,891.93

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Solution

The fourth proportional to 464,943.89, 641,457.55 and 303,891.93 is: 419,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,943.89 : 641,457.55 = 303,891.93 : x
  2. Step 2: Convert to fraction form
    464,943.89/641,457.55 = 303,891.93/x
  3. Step 3: Cross multiply
    464,943.89x = 641,457.55 × 303,891.93
  4. Step 4: Simplify right side
    464,943.89x = 194,933,772,882.57
  5. Step 5: Solve for x
    x = 194,933,772,882.57/464,943.89
  6. Step 6: Final answer
    x = 419,263.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.