Home / 670,011.20-1,005,016.80-226,779.20

Finding the Fourth Proportional to 670,011.20, 1,005,016.80 and 226,779.20

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Solution

The fourth proportional to 670,011.20, 1,005,016.80 and 226,779.20 is: 340,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,011.20 : 1,005,016.80 = 226,779.20 : x
  2. Step 2: Convert to fraction form
    670,011.20/1,005,016.80 = 226,779.20/x
  3. Step 3: Cross multiply
    670,011.20x = 1,005,016.80 × 226,779.20
  4. Step 4: Simplify right side
    670,011.20x = 227,916,905,890.56
  5. Step 5: Solve for x
    x = 227,916,905,890.56/670,011.20
  6. Step 6: Final answer
    x = 340,168.80

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Similar ratio
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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.