Home / 775,090.96-1,162,009.09-242,337.76

Finding the Fourth Proportional to 775,090.96, 1,162,009.09 and 242,337.76

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Solution

The fourth proportional to 775,090.96, 1,162,009.09 and 242,337.76 is: 363,310.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,090.96 : 1,162,009.09 = 242,337.76 : x
  2. Step 2: Convert to fraction form
    775,090.96/1,162,009.09 = 242,337.76/x
  3. Step 3: Cross multiply
    775,090.96x = 1,162,009.09 × 242,337.76
  4. Step 4: Simplify right side
    775,090.96x = 281,598,677,368.14
  5. Step 5: Solve for x
    x = 281,598,677,368.14/775,090.96
  6. Step 6: Final answer
    x = 363,310.49

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Double scale
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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.