Home / 971,224.30-1,456,399.05-371,986.30

Finding the Fourth Proportional to 971,224.30, 1,456,399.05 and 371,986.30

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Solution

The fourth proportional to 971,224.30, 1,456,399.05 and 371,986.30 is: 557,811.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,224.30 : 1,456,399.05 = 371,986.30 : x
  2. Step 2: Convert to fraction form
    971,224.30/1,456,399.05 = 371,986.30/x
  3. Step 3: Cross multiply
    971,224.30x = 1,456,399.05 × 371,986.30
  4. Step 4: Simplify right side
    971,224.30x = 541,760,493,933.02
  5. Step 5: Solve for x
    x = 541,760,493,933.02/971,224.30
  6. Step 6: Final answer
    x = 557,811.92

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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.