Home / 353,733.20-529,822.20-307,077.20

Finding the Fourth Proportional to 353,733.20, 529,822.20 and 307,077.20

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Solution

The fourth proportional to 353,733.20, 529,822.20 and 307,077.20 is: 459,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,733.20 : 529,822.20 = 307,077.20 : x
  2. Step 2: Convert to fraction form
    353,733.20/529,822.20 = 307,077.20/x
  3. Step 3: Cross multiply
    353,733.20x = 529,822.20 × 307,077.20
  4. Step 4: Simplify right side
    353,733.20x = 162,696,317,673.84
  5. Step 5: Solve for x
    x = 162,696,317,673.84/353,733.20
  6. Step 6: Final answer
    x = 459,940.76

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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.