Home / 765,633.03-1,148,362.02-204,711.27

Finding the Fourth Proportional to 765,633.03, 1,148,362.02 and 204,711.27

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Solution

The fourth proportional to 765,633.03, 1,148,362.02 and 204,711.27 is: 307,043.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,633.03 : 1,148,362.02 = 204,711.27 : x
  2. Step 2: Convert to fraction form
    765,633.03/1,148,362.02 = 204,711.27/x
  3. Step 3: Cross multiply
    765,633.03x = 1,148,362.02 × 204,711.27
  4. Step 4: Simplify right side
    765,633.03x = 235,082,647,533.97
  5. Step 5: Solve for x
    x = 235,082,647,533.97/765,633.03
  6. Step 6: Final answer
    x = 307,043.50

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Double scale
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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.