Home / 592,929.32-818,241.44-320,997.12

Finding the Fourth Proportional to 592,929.32, 818,241.44 and 320,997.12

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Solution

The fourth proportional to 592,929.32, 818,241.44 and 320,997.12 is: 442,975.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,929.32 : 818,241.44 = 320,997.12 : x
  2. Step 2: Convert to fraction form
    592,929.32/818,241.44 = 320,997.12/x
  3. Step 3: Cross multiply
    592,929.32x = 818,241.44 × 320,997.12
  4. Step 4: Simplify right side
    592,929.32x = 262,653,145,704.65
  5. Step 5: Solve for x
    x = 262,653,145,704.65/592,929.32
  6. Step 6: Final answer
    x = 442,975.47

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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.