Home / 453,939.50-626,440.84-252,739.82

Finding the Fourth Proportional to 453,939.50, 626,440.84 and 252,739.82

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Solution

The fourth proportional to 453,939.50, 626,440.84 and 252,739.82 is: 348,783.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,939.50 : 626,440.84 = 252,739.82 : x
  2. Step 2: Convert to fraction form
    453,939.50/626,440.84 = 252,739.82/x
  3. Step 3: Cross multiply
    453,939.50x = 626,440.84 × 252,739.82
  4. Step 4: Simplify right side
    453,939.50x = 158,326,545,142.25
  5. Step 5: Solve for x
    x = 158,326,545,142.25/453,939.50
  6. Step 6: Final answer
    x = 348,783.36

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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.