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Finding the Fourth Proportional to 580,284.48, 800,828.84 and 335,279.76

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Solution

The fourth proportional to 580,284.48, 800,828.84 and 335,279.76 is: 462,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,284.48 : 800,828.84 = 335,279.76 : x
  2. Step 2: Convert to fraction form
    580,284.48/800,828.84 = 335,279.76/x
  3. Step 3: Cross multiply
    580,284.48x = 800,828.84 × 335,279.76
  4. Step 4: Simplify right side
    580,284.48x = 268,501,701,276.28
  5. Step 5: Solve for x
    x = 268,501,701,276.28/580,284.48
  6. Step 6: Final answer
    x = 462,707.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.