Home / 456,242.86-629,619.23-252,307.50

Finding the Fourth Proportional to 456,242.86, 629,619.23 and 252,307.50

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Solution

The fourth proportional to 456,242.86, 629,619.23 and 252,307.50 is: 348,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,242.86 : 629,619.23 = 252,307.50 : x
  2. Step 2: Convert to fraction form
    456,242.86/629,619.23 = 252,307.50/x
  3. Step 3: Cross multiply
    456,242.86x = 629,619.23 × 252,307.50
  4. Step 4: Simplify right side
    456,242.86x = 158,857,653,873.23
  5. Step 5: Solve for x
    x = 158,857,653,873.23/456,242.86
  6. Step 6: Final answer
    x = 348,186.61

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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.