Home / 353,479.28-529,833.28-173,688.44

Finding the Fourth Proportional to 353,479.28, 529,833.28 and 173,688.44

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Solution

The fourth proportional to 353,479.28, 529,833.28 and 173,688.44 is: 260,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,479.28 : 529,833.28 = 173,688.44 : x
  2. Step 2: Convert to fraction form
    353,479.28/529,833.28 = 173,688.44/x
  3. Step 3: Cross multiply
    353,479.28x = 529,833.28 × 173,688.44
  4. Step 4: Simplify right side
    353,479.28x = 92,025,915,863.28
  5. Step 5: Solve for x
    x = 92,025,915,863.28/353,479.28
  6. Step 6: Final answer
    x = 260,343.17

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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.