Home / 763,650.44-1,053,775.95-441,381.41

Finding the Fourth Proportional to 763,650.44, 1,053,775.95 and 441,381.41

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Solution

The fourth proportional to 763,650.44, 1,053,775.95 and 441,381.41 is: 609,070.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,650.44 : 1,053,775.95 = 441,381.41 : x
  2. Step 2: Convert to fraction form
    763,650.44/1,053,775.95 = 441,381.41/x
  3. Step 3: Cross multiply
    763,650.44x = 1,053,775.95 × 441,381.41
  4. Step 4: Simplify right side
    763,650.44x = 465,117,114,635.09
  5. Step 5: Solve for x
    x = 465,117,114,635.09/763,650.44
  6. Step 6: Final answer
    x = 609,070.71

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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.