Home / 581,216.03-802,047.28-326,550.81

Finding the Fourth Proportional to 581,216.03, 802,047.28 and 326,550.81

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Solution

The fourth proportional to 581,216.03, 802,047.28 and 326,550.81 is: 450,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,216.03 : 802,047.28 = 326,550.81 : x
  2. Step 2: Convert to fraction form
    581,216.03/802,047.28 = 326,550.81/x
  3. Step 3: Cross multiply
    581,216.03x = 802,047.28 × 326,550.81
  4. Step 4: Simplify right side
    581,216.03x = 261,909,188,942.30
  5. Step 5: Solve for x
    x = 261,909,188,942.30/581,216.03
  6. Step 6: Final answer
    x = 450,622.79

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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.