Home / 416,921.04-626,218.47-248,769.54

Finding the Fourth Proportional to 416,921.04, 626,218.47 and 248,769.54

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Solution

The fourth proportional to 416,921.04, 626,218.47 and 248,769.54 is: 373,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,921.04 : 626,218.47 = 248,769.54 : x
  2. Step 2: Convert to fraction form
    416,921.04/626,218.47 = 248,769.54/x
  3. Step 3: Cross multiply
    416,921.04x = 626,218.47 × 248,769.54
  4. Step 4: Simplify right side
    416,921.04x = 155,784,080,721.40
  5. Step 5: Solve for x
    x = 155,784,080,721.40/416,921.04
  6. Step 6: Final answer
    x = 373,653.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.