Home / 669,316.03-1,004,372.94-242,885.13

Finding the Fourth Proportional to 669,316.03, 1,004,372.94 and 242,885.13

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Solution

The fourth proportional to 669,316.03, 1,004,372.94 and 242,885.13 is: 364,472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,316.03 : 1,004,372.94 = 242,885.13 : x
  2. Step 2: Convert to fraction form
    669,316.03/1,004,372.94 = 242,885.13/x
  3. Step 3: Cross multiply
    669,316.03x = 1,004,372.94 × 242,885.13
  4. Step 4: Simplify right side
    669,316.03x = 243,947,247,078.52
  5. Step 5: Solve for x
    x = 243,947,247,078.52/669,316.03
  6. Step 6: Final answer
    x = 364,472.44

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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.