Home / 581,591.08-802,637.94-355,279.24

Finding the Fourth Proportional to 581,591.08, 802,637.94 and 355,279.24

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Solution

The fourth proportional to 581,591.08, 802,637.94 and 355,279.24 is: 490,311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,591.08 : 802,637.94 = 355,279.24 : x
  2. Step 2: Convert to fraction form
    581,591.08/802,637.94 = 355,279.24/x
  3. Step 3: Cross multiply
    581,591.08x = 802,637.94 × 355,279.24
  4. Step 4: Simplify right side
    581,591.08x = 285,160,597,318.37
  5. Step 5: Solve for x
    x = 285,160,597,318.37/581,591.08
  6. Step 6: Final answer
    x = 490,311.16

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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.