Home / 852,588.64-1,278,606.08-283,816.96

Finding the Fourth Proportional to 852,588.64, 1,278,606.08 and 283,816.96

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Solution

The fourth proportional to 852,588.64, 1,278,606.08 and 283,816.96 is: 425,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,588.64 : 1,278,606.08 = 283,816.96 : x
  2. Step 2: Convert to fraction form
    852,588.64/1,278,606.08 = 283,816.96/x
  3. Step 3: Cross multiply
    852,588.64x = 1,278,606.08 × 283,816.96
  4. Step 4: Simplify right side
    852,588.64x = 362,890,090,663.12
  5. Step 5: Solve for x
    x = 362,890,090,663.12/852,588.64
  6. Step 6: Final answer
    x = 425,633.27

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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.