Home / 851,184.72-1,174,717.76-635,951.12

Finding the Fourth Proportional to 851,184.72, 1,174,717.76 and 635,951.12

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Solution

The fourth proportional to 851,184.72, 1,174,717.76 and 635,951.12 is: 877,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,184.72 : 1,174,717.76 = 635,951.12 : x
  2. Step 2: Convert to fraction form
    851,184.72/1,174,717.76 = 635,951.12/x
  3. Step 3: Cross multiply
    851,184.72x = 1,174,717.76 × 635,951.12
  4. Step 4: Simplify right side
    851,184.72x = 747,063,066,102.55
  5. Step 5: Solve for x
    x = 747,063,066,102.55/851,184.72
  6. Step 6: Final answer
    x = 877,674.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.