Home / 829,454.03-1,242,188.14-473,388.56

Finding the Fourth Proportional to 829,454.03, 1,242,188.14 and 473,388.56

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Solution

The fourth proportional to 829,454.03, 1,242,188.14 and 473,388.56 is: 708,945.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,454.03 : 1,242,188.14 = 473,388.56 : x
  2. Step 2: Convert to fraction form
    829,454.03/1,242,188.14 = 473,388.56/x
  3. Step 3: Cross multiply
    829,454.03x = 1,242,188.14 × 473,388.56
  4. Step 4: Simplify right side
    829,454.03x = 588,037,654,843.68
  5. Step 5: Solve for x
    x = 588,037,654,843.68/829,454.03
  6. Step 6: Final answer
    x = 708,945.44

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.