Home / 1,025,715.24-1,538,747.82-457,302.60

Finding the Fourth Proportional to 1,025,715.24, 1,538,747.82 and 457,302.60

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Solution

The fourth proportional to 1,025,715.24, 1,538,747.82 and 457,302.60 is: 686,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,715.24 : 1,538,747.82 = 457,302.60 : x
  2. Step 2: Convert to fraction form
    1,025,715.24/1,538,747.82 = 457,302.60/x
  3. Step 3: Cross multiply
    1,025,715.24x = 1,538,747.82 × 457,302.60
  4. Step 4: Simplify right side
    1,025,715.24x = 703,673,378,830.33
  5. Step 5: Solve for x
    x = 703,673,378,830.33/1,025,715.24
  6. Step 6: Final answer
    x = 686,031.90

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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.