Home / 459,917.52-634,684.68-255,967.44

Finding the Fourth Proportional to 459,917.52, 634,684.68 and 255,967.44

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Solution

The fourth proportional to 459,917.52, 634,684.68 and 255,967.44 is: 353,234.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,917.52 : 634,684.68 = 255,967.44 : x
  2. Step 2: Convert to fraction form
    459,917.52/634,684.68 = 255,967.44/x
  3. Step 3: Cross multiply
    459,917.52x = 634,684.68 × 255,967.44
  4. Step 4: Simplify right side
    459,917.52x = 162,458,612,746.82
  5. Step 5: Solve for x
    x = 162,458,612,746.82/459,917.52
  6. Step 6: Final answer
    x = 353,234.23

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1.5x scale

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.