Home / 579,929.08-869,972.67-336,884.32

Finding the Fourth Proportional to 579,929.08, 869,972.67 and 336,884.32

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Solution

The fourth proportional to 579,929.08, 869,972.67 and 336,884.32 is: 505,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,929.08 : 869,972.67 = 336,884.32 : x
  2. Step 2: Convert to fraction form
    579,929.08/869,972.67 = 336,884.32/x
  3. Step 3: Cross multiply
    579,929.08x = 869,972.67 × 336,884.32
  4. Step 4: Simplify right side
    579,929.08x = 293,080,151,351.53
  5. Step 5: Solve for x
    x = 293,080,151,351.53/579,929.08
  6. Step 6: Final answer
    x = 505,372.40

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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.