Home / 864,848.86-1,297,273.32-629,688.04

Finding the Fourth Proportional to 864,848.86, 1,297,273.32 and 629,688.04

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Solution

The fourth proportional to 864,848.86, 1,297,273.32 and 629,688.04 is: 944,532.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,848.86 : 1,297,273.32 = 629,688.04 : x
  2. Step 2: Convert to fraction form
    864,848.86/1,297,273.32 = 629,688.04/x
  3. Step 3: Cross multiply
    864,848.86x = 1,297,273.32 × 629,688.04
  4. Step 4: Simplify right side
    864,848.86x = 816,877,494,215.09
  5. Step 5: Solve for x
    x = 816,877,494,215.09/864,848.86
  6. Step 6: Final answer
    x = 944,532.08

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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.