Home / 889,496.24-1,334,493.60-357,390.80

Finding the Fourth Proportional to 889,496.24, 1,334,493.60 and 357,390.80

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Solution

The fourth proportional to 889,496.24, 1,334,493.60 and 357,390.80 is: 536,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,496.24 : 1,334,493.60 = 357,390.80 : x
  2. Step 2: Convert to fraction form
    889,496.24/1,334,493.60 = 357,390.80/x
  3. Step 3: Cross multiply
    889,496.24x = 1,334,493.60 × 357,390.80
  4. Step 4: Simplify right side
    889,496.24x = 476,935,735,298.88
  5. Step 5: Solve for x
    x = 476,935,735,298.88/889,496.24
  6. Step 6: Final answer
    x = 536,186.34

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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.