Home / 464,941.89-641,454.80-303,889.93

Finding the Fourth Proportional to 464,941.89, 641,454.80 and 303,889.93

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Solution

The fourth proportional to 464,941.89, 641,454.80 and 303,889.93 is: 419,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,941.89 : 641,454.80 = 303,889.93 : x
  2. Step 2: Convert to fraction form
    464,941.89/641,454.80 = 303,889.93/x
  3. Step 3: Cross multiply
    464,941.89x = 641,454.80 × 303,889.93
  4. Step 4: Simplify right side
    464,941.89x = 194,931,651,147.08
  5. Step 5: Solve for x
    x = 194,931,651,147.08/464,941.89
  6. Step 6: Final answer
    x = 419,260.25

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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.