Home / 1,037,234.98-1,431,478.73-629,440.58

Finding the Fourth Proportional to 1,037,234.98, 1,431,478.73 and 629,440.58

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Solution

The fourth proportional to 1,037,234.98, 1,431,478.73 and 629,440.58 is: 868,685.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,234.98 : 1,431,478.73 = 629,440.58 : x
  2. Step 2: Convert to fraction form
    1,037,234.98/1,431,478.73 = 629,440.58/x
  3. Step 3: Cross multiply
    1,037,234.98x = 1,431,478.73 × 629,440.58
  4. Step 4: Simplify right side
    1,037,234.98x = 901,030,802,068.86
  5. Step 5: Solve for x
    x = 901,030,802,068.86/1,037,234.98
  6. Step 6: Final answer
    x = 868,685.32

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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.