Home / 456,280.83-629,691.17-262,717.29

Finding the Fourth Proportional to 456,280.83, 629,691.17 and 262,717.29

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Solution

The fourth proportional to 456,280.83, 629,691.17 and 262,717.29 is: 362,563.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,280.83 : 629,691.17 = 262,717.29 : x
  2. Step 2: Convert to fraction form
    456,280.83/629,691.17 = 262,717.29/x
  3. Step 3: Cross multiply
    456,280.83x = 629,691.17 × 262,717.29
  4. Step 4: Simplify right side
    456,280.83x = 165,430,756,405.74
  5. Step 5: Solve for x
    x = 165,430,756,405.74/456,280.83
  6. Step 6: Final answer
    x = 362,563.46

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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.