Home / 743,710.41-1,026,291.47-404,171.37

Finding the Fourth Proportional to 743,710.41, 1,026,291.47 and 404,171.37

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Solution

The fourth proportional to 743,710.41, 1,026,291.47 and 404,171.37 is: 557,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,710.41 : 1,026,291.47 = 404,171.37 : x
  2. Step 2: Convert to fraction form
    743,710.41/1,026,291.47 = 404,171.37/x
  3. Step 3: Cross multiply
    743,710.41x = 1,026,291.47 × 404,171.37
  4. Step 4: Simplify right side
    743,710.41x = 414,797,627,428.36
  5. Step 5: Solve for x
    x = 414,797,627,428.36/743,710.41
  6. Step 6: Final answer
    x = 557,740.78

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1.5x scale

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.