Home / 355,738.55-533,479.28-119,025.86

Finding the Fourth Proportional to 355,738.55, 533,479.28 and 119,025.86

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Solution

The fourth proportional to 355,738.55, 533,479.28 and 119,025.86 is: 178,495.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,738.55 : 533,479.28 = 119,025.86 : x
  2. Step 2: Convert to fraction form
    355,738.55/533,479.28 = 119,025.86/x
  3. Step 3: Cross multiply
    355,738.55x = 533,479.28 × 119,025.86
  4. Step 4: Simplify right side
    355,738.55x = 63,497,826,831.66
  5. Step 5: Solve for x
    x = 63,497,826,831.66/355,738.55
  6. Step 6: Final answer
    x = 178,495.77

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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.