Home / 1,296,256.80-1,943,463.60-497,229.60

Finding the Fourth Proportional to 1,296,256.80, 1,943,463.60 and 497,229.60

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Solution

The fourth proportional to 1,296,256.80, 1,943,463.60 and 497,229.60 is: 745,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,256.80 : 1,943,463.60 = 497,229.60 : x
  2. Step 2: Convert to fraction form
    1,296,256.80/1,943,463.60 = 497,229.60/x
  3. Step 3: Cross multiply
    1,296,256.80x = 1,943,463.60 × 497,229.60
  4. Step 4: Simplify right side
    1,296,256.80x = 966,347,628,442.56
  5. Step 5: Solve for x
    x = 966,347,628,442.56/1,296,256.80
  6. Step 6: Final answer
    x = 745,490.88

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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.