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Finding the Fourth Proportional to 424,967.00, 637,519.73 and 125,477.85

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Solution

The fourth proportional to 424,967.00, 637,519.73 and 125,477.85 is: 188,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,967.00 : 637,519.73 = 125,477.85 : x
  2. Step 2: Convert to fraction form
    424,967.00/637,519.73 = 125,477.85/x
  3. Step 3: Cross multiply
    424,967.00x = 637,519.73 × 125,477.85
  4. Step 4: Simplify right side
    424,967.00x = 79,994,604,425.59
  5. Step 5: Solve for x
    x = 79,994,604,425.59/424,967.00
  6. Step 6: Final answer
    x = 188,237.22

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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.