Home / 446,302.73-615,743.55-285,252.05

Finding the Fourth Proportional to 446,302.73, 615,743.55 and 285,252.05

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Solution

The fourth proportional to 446,302.73, 615,743.55 and 285,252.05 is: 393,549.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,302.73 : 615,743.55 = 285,252.05 : x
  2. Step 2: Convert to fraction form
    446,302.73/615,743.55 = 285,252.05/x
  3. Step 3: Cross multiply
    446,302.73x = 615,743.55 × 285,252.05
  4. Step 4: Simplify right side
    446,302.73x = 175,642,106,833.06
  5. Step 5: Solve for x
    x = 175,642,106,833.06/446,302.73
  6. Step 6: Final answer
    x = 393,549.26

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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.