Home / 382,312.47-527,593.26-210,241.53

Finding the Fourth Proportional to 382,312.47, 527,593.26 and 210,241.53

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Solution

The fourth proportional to 382,312.47, 527,593.26 and 210,241.53 is: 290,134.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,312.47 : 527,593.26 = 210,241.53 : x
  2. Step 2: Convert to fraction form
    382,312.47/527,593.26 = 210,241.53/x
  3. Step 3: Cross multiply
    382,312.47x = 527,593.26 × 210,241.53
  4. Step 4: Simplify right side
    382,312.47x = 110,922,014,200.09
  5. Step 5: Solve for x
    x = 110,922,014,200.09/382,312.47
  6. Step 6: Final answer
    x = 290,134.44

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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.