Home / 1,310,481.99-1,966,196.03-457,679.16

Finding the Fourth Proportional to 1,310,481.99, 1,966,196.03 and 457,679.16

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Solution

The fourth proportional to 1,310,481.99, 1,966,196.03 and 457,679.16 is: 686,683.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,481.99 : 1,966,196.03 = 457,679.16 : x
  2. Step 2: Convert to fraction form
    1,310,481.99/1,966,196.03 = 457,679.16/x
  3. Step 3: Cross multiply
    1,310,481.99x = 1,966,196.03 × 457,679.16
  4. Step 4: Simplify right side
    1,310,481.99x = 899,886,945,117.34
  5. Step 5: Solve for x
    x = 899,886,945,117.34/1,310,481.99
  6. Step 6: Final answer
    x = 686,683.95

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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.