Home / 579,926.08-869,968.17-336,881.32

Finding the Fourth Proportional to 579,926.08, 869,968.17 and 336,881.32

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Solution

The fourth proportional to 579,926.08, 869,968.17 and 336,881.32 is: 505,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,926.08 : 869,968.17 = 336,881.32 : x
  2. Step 2: Convert to fraction form
    579,926.08/869,968.17 = 336,881.32/x
  3. Step 3: Cross multiply
    579,926.08x = 869,968.17 × 336,881.32
  4. Step 4: Simplify right side
    579,926.08x = 293,076,025,467.58
  5. Step 5: Solve for x
    x = 293,076,025,467.58/579,926.08
  6. Step 6: Final answer
    x = 505,367.90

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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.