Home / 459,933.22-634,728.71-255,997.16

Finding the Fourth Proportional to 459,933.22, 634,728.71 and 255,997.16

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Solution

The fourth proportional to 459,933.22, 634,728.71 and 255,997.16 is: 353,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,933.22 : 634,728.71 = 255,997.16 : x
  2. Step 2: Convert to fraction form
    459,933.22/634,728.71 = 255,997.16/x
  3. Step 3: Cross multiply
    459,933.22x = 634,728.71 × 255,997.16
  4. Step 4: Simplify right side
    459,933.22x = 162,488,742,676.83
  5. Step 5: Solve for x
    x = 162,488,742,676.83/459,933.22
  6. Step 6: Final answer
    x = 353,287.69

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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.