Home / 622,828.02-859,502.66-336,348.09

Finding the Fourth Proportional to 622,828.02, 859,502.66 and 336,348.09

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Solution

The fourth proportional to 622,828.02, 859,502.66 and 336,348.09 is: 464,160.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,828.02 : 859,502.66 = 336,348.09 : x
  2. Step 2: Convert to fraction form
    622,828.02/859,502.66 = 336,348.09/x
  3. Step 3: Cross multiply
    622,828.02x = 859,502.66 × 336,348.09
  4. Step 4: Simplify right side
    622,828.02x = 289,092,076,359.18
  5. Step 5: Solve for x
    x = 289,092,076,359.18/622,828.02
  6. Step 6: Final answer
    x = 464,160.36

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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.