Home / 764,010.80-1,146,014.72-203,045.28

Finding the Fourth Proportional to 764,010.80, 1,146,014.72 and 203,045.28

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Solution

The fourth proportional to 764,010.80, 1,146,014.72 and 203,045.28 is: 304,567.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,010.80 : 1,146,014.72 = 203,045.28 : x
  2. Step 2: Convert to fraction form
    764,010.80/1,146,014.72 = 203,045.28/x
  3. Step 3: Cross multiply
    764,010.80x = 1,146,014.72 × 203,045.28
  4. Step 4: Simplify right side
    764,010.80x = 232,692,879,706.52
  5. Step 5: Solve for x
    x = 232,692,879,706.52/764,010.80
  6. Step 6: Final answer
    x = 304,567.53

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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.