Home / 829,208.02-1,243,819-230,215.89

Finding the Fourth Proportional to 829,208.02, 1,243,819 and 230,215.89

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Solution

The fourth proportional to 829,208.02, 1,243,819 and 230,215.89 is: 345,325.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,208.02 : 1,243,819 = 230,215.89 : x
  2. Step 2: Convert to fraction form
    829,208.02/1,243,819 = 230,215.89/x
  3. Step 3: Cross multiply
    829,208.02x = 1,243,819 × 230,215.89
  4. Step 4: Simplify right side
    829,208.02x = 286,346,898,083.91
  5. Step 5: Solve for x
    x = 286,346,898,083.91/829,208.02
  6. Step 6: Final answer
    x = 345,325.77

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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.