Home / 890,911.98-1,336,298.23-251,189.88

Finding the Fourth Proportional to 890,911.98, 1,336,298.23 and 251,189.88

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Solution

The fourth proportional to 890,911.98, 1,336,298.23 and 251,189.88 is: 376,765.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,911.98 : 1,336,298.23 = 251,189.88 : x
  2. Step 2: Convert to fraction form
    890,911.98/1,336,298.23 = 251,189.88/x
  3. Step 3: Cross multiply
    890,911.98x = 1,336,298.23 × 251,189.88
  4. Step 4: Simplify right side
    890,911.98x = 335,664,592,037.91
  5. Step 5: Solve for x
    x = 335,664,592,037.91/890,911.98
  6. Step 6: Final answer
    x = 376,765.16

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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.