Home / 882,003.70-1,323,005.55-217,155.70

Finding the Fourth Proportional to 882,003.70, 1,323,005.55 and 217,155.70

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Solution

The fourth proportional to 882,003.70, 1,323,005.55 and 217,155.70 is: 325,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,003.70 : 1,323,005.55 = 217,155.70 : x
  2. Step 2: Convert to fraction form
    882,003.70/1,323,005.55 = 217,155.70/x
  3. Step 3: Cross multiply
    882,003.70x = 1,323,005.55 × 217,155.70
  4. Step 4: Simplify right side
    882,003.70x = 287,298,196,314.14
  5. Step 5: Solve for x
    x = 287,298,196,314.14/882,003.70
  6. Step 6: Final answer
    x = 325,733.55

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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.