Home / 843,264.10-1,262,869.32-482,340.82

Finding the Fourth Proportional to 843,264.10, 1,262,869.32 and 482,340.82

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Solution

The fourth proportional to 843,264.10, 1,262,869.32 and 482,340.82 is: 722,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,264.10 : 1,262,869.32 = 482,340.82 : x
  2. Step 2: Convert to fraction form
    843,264.10/1,262,869.32 = 482,340.82/x
  3. Step 3: Cross multiply
    843,264.10x = 1,262,869.32 × 482,340.82
  4. Step 4: Simplify right side
    843,264.10x = 609,133,423,361.64
  5. Step 5: Solve for x
    x = 609,133,423,361.64/843,264.10
  6. Step 6: Final answer
    x = 722,351.90

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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.