Home / 854,335.70-1,281,406.35-223,313.30

Finding the Fourth Proportional to 854,335.70, 1,281,406.35 and 223,313.30

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Solution

The fourth proportional to 854,335.70, 1,281,406.35 and 223,313.30 is: 334,944.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,335.70 : 1,281,406.35 = 223,313.30 : x
  2. Step 2: Convert to fraction form
    854,335.70/1,281,406.35 = 223,313.30/x
  3. Step 3: Cross multiply
    854,335.70x = 1,281,406.35 × 223,313.30
  4. Step 4: Simplify right side
    854,335.70x = 286,155,080,659.46
  5. Step 5: Solve for x
    x = 286,155,080,659.46/854,335.70
  6. Step 6: Final answer
    x = 334,944.54

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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.