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Finding the Fourth Proportional to 581,608.08, 802,661.44 and 355,296.24

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Solution

The fourth proportional to 581,608.08, 802,661.44 and 355,296.24 is: 490,334.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,608.08 : 802,661.44 = 355,296.24 : x
  2. Step 2: Convert to fraction form
    581,608.08/802,661.44 = 355,296.24/x
  3. Step 3: Cross multiply
    581,608.08x = 802,661.44 × 355,296.24
  4. Step 4: Simplify right side
    581,608.08x = 285,182,591,624.99
  5. Step 5: Solve for x
    x = 285,182,591,624.99/581,608.08
  6. Step 6: Final answer
    x = 490,334.65

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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.