Home / 914,813.98-1,262,424.42-506,912.32

Finding the Fourth Proportional to 914,813.98, 1,262,424.42 and 506,912.32

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Solution

The fourth proportional to 914,813.98, 1,262,424.42 and 506,912.32 is: 699,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,813.98 : 1,262,424.42 = 506,912.32 : x
  2. Step 2: Convert to fraction form
    914,813.98/1,262,424.42 = 506,912.32/x
  3. Step 3: Cross multiply
    914,813.98x = 1,262,424.42 × 506,912.32
  4. Step 4: Simplify right side
    914,813.98x = 639,938,491,566.85
  5. Step 5: Solve for x
    x = 639,938,491,566.85/914,813.98
  6. Step 6: Final answer
    x = 699,528.54

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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.