Home / 773,111.70-1,159,667.55-204,491.70

Finding the Fourth Proportional to 773,111.70, 1,159,667.55 and 204,491.70

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Solution

The fourth proportional to 773,111.70, 1,159,667.55 and 204,491.70 is: 306,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,111.70 : 1,159,667.55 = 204,491.70 : x
  2. Step 2: Convert to fraction form
    773,111.70/1,159,667.55 = 204,491.70/x
  3. Step 3: Cross multiply
    773,111.70x = 1,159,667.55 × 204,491.70
  4. Step 4: Simplify right side
    773,111.70x = 237,142,388,734.34
  5. Step 5: Solve for x
    x = 237,142,388,734.34/773,111.70
  6. Step 6: Final answer
    x = 306,737.55

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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.