Home / 940,941.42-1,298,213.10-532,978.44

Finding the Fourth Proportional to 940,941.42, 1,298,213.10 and 532,978.44

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Solution

The fourth proportional to 940,941.42, 1,298,213.10 and 532,978.44 is: 735,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,941.42 : 1,298,213.10 = 532,978.44 : x
  2. Step 2: Convert to fraction form
    940,941.42/1,298,213.10 = 532,978.44/x
  3. Step 3: Cross multiply
    940,941.42x = 1,298,213.10 × 532,978.44
  4. Step 4: Simplify right side
    940,941.42x = 691,919,592,825.56
  5. Step 5: Solve for x
    x = 691,919,592,825.56/940,941.42
  6. Step 6: Final answer
    x = 735,348.21

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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.