Home / 456,270.20-629,641.58-252,332.52

Finding the Fourth Proportional to 456,270.20, 629,641.58 and 252,332.52

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Solution

The fourth proportional to 456,270.20, 629,641.58 and 252,332.52 is: 348,212.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,270.20 : 629,641.58 = 252,332.52 : x
  2. Step 2: Convert to fraction form
    456,270.20/629,641.58 = 252,332.52/x
  3. Step 3: Cross multiply
    456,270.20x = 629,641.58 × 252,332.52
  4. Step 4: Simplify right side
    456,270.20x = 158,879,046,578.18
  5. Step 5: Solve for x
    x = 158,879,046,578.18/456,270.20
  6. Step 6: Final answer
    x = 348,212.63

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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.