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Finding the Fourth Proportional to 889,344, 1,334,154.24 and 298,506.24

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Solution

The fourth proportional to 889,344, 1,334,154.24 and 298,506.24 is: 447,805.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,344 : 1,334,154.24 = 298,506.24 : x
  2. Step 2: Convert to fraction form
    889,344/1,334,154.24 = 298,506.24/x
  3. Step 3: Cross multiply
    889,344x = 1,334,154.24 × 298,506.24
  4. Step 4: Simplify right side
    889,344x = 398,253,365,762.46
  5. Step 5: Solve for x
    x = 398,253,365,762.46/889,344
  6. Step 6: Final answer
    x = 447,805.76

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1.5x scale

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.