Home / 763,211.76-1,144,896.02-202,246.24

Finding the Fourth Proportional to 763,211.76, 1,144,896.02 and 202,246.24

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Solution

The fourth proportional to 763,211.76, 1,144,896.02 and 202,246.24 is: 303,390.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,211.76 : 1,144,896.02 = 202,246.24 : x
  2. Step 2: Convert to fraction form
    763,211.76/1,144,896.02 = 202,246.24/x
  3. Step 3: Cross multiply
    763,211.76x = 1,144,896.02 × 202,246.24
  4. Step 4: Simplify right side
    763,211.76x = 231,550,915,235.97
  5. Step 5: Solve for x
    x = 231,550,915,235.97/763,211.76
  6. Step 6: Final answer
    x = 303,390.13

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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.