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Finding the Fourth Proportional to 590,674.29, 886,484.37 and 306,446.30

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Solution

The fourth proportional to 590,674.29, 886,484.37 and 306,446.30 is: 459,914.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,674.29 : 886,484.37 = 306,446.30 : x
  2. Step 2: Convert to fraction form
    590,674.29/886,484.37 = 306,446.30/x
  3. Step 3: Cross multiply
    590,674.29x = 886,484.37 × 306,446.30
  4. Step 4: Simplify right side
    590,674.29x = 271,659,853,511.64
  5. Step 5: Solve for x
    x = 271,659,853,511.64/590,674.29
  6. Step 6: Final answer
    x = 459,914.81

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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.