Home / 971,512.40-1,456,548.81-465,591.66

Finding the Fourth Proportional to 971,512.40, 1,456,548.81 and 465,591.66

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Solution

The fourth proportional to 971,512.40, 1,456,548.81 and 465,591.66 is: 698,042.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,512.40 : 1,456,548.81 = 465,591.66 : x
  2. Step 2: Convert to fraction form
    971,512.40/1,456,548.81 = 465,591.66/x
  3. Step 3: Cross multiply
    971,512.40x = 1,456,548.81 × 465,591.66
  4. Step 4: Simplify right side
    971,512.40x = 678,156,978,318.93
  5. Step 5: Solve for x
    x = 678,156,978,318.93/971,512.40
  6. Step 6: Final answer
    x = 698,042.54

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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.