Home / 497,037.08-685,878.55-293,078.14

Finding the Fourth Proportional to 497,037.08, 685,878.55 and 293,078.14

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Solution

The fourth proportional to 497,037.08, 685,878.55 and 293,078.14 is: 404,428.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,037.08 : 685,878.55 = 293,078.14 : x
  2. Step 2: Convert to fraction form
    497,037.08/685,878.55 = 293,078.14/x
  3. Step 3: Cross multiply
    497,037.08x = 685,878.55 × 293,078.14
  4. Step 4: Simplify right side
    497,037.08x = 201,016,007,252.51
  5. Step 5: Solve for x
    x = 201,016,007,252.51/497,037.08
  6. Step 6: Final answer
    x = 404,428.59

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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.