Home / 889,327.49-1,334,028.13-258,241.30

Finding the Fourth Proportional to 889,327.49, 1,334,028.13 and 258,241.30

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Solution

The fourth proportional to 889,327.49, 1,334,028.13 and 258,241.30 is: 387,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,327.49 : 1,334,028.13 = 258,241.30 : x
  2. Step 2: Convert to fraction form
    889,327.49/1,334,028.13 = 258,241.30/x
  3. Step 3: Cross multiply
    889,327.49x = 1,334,028.13 × 258,241.30
  4. Step 4: Simplify right side
    889,327.49x = 344,501,154,547.10
  5. Step 5: Solve for x
    x = 344,501,154,547.10/889,327.49
  6. Step 6: Final answer
    x = 387,372.66

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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.