Home / 458,647.30-633,233.04-297,960.31

Finding the Fourth Proportional to 458,647.30, 633,233.04 and 297,960.31

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Solution

The fourth proportional to 458,647.30, 633,233.04 and 297,960.31 is: 411,379.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,647.30 : 633,233.04 = 297,960.31 : x
  2. Step 2: Convert to fraction form
    458,647.30/633,233.04 = 297,960.31/x
  3. Step 3: Cross multiply
    458,647.30x = 633,233.04 × 297,960.31
  4. Step 4: Simplify right side
    458,647.30x = 188,678,312,900.64
  5. Step 5: Solve for x
    x = 188,678,312,900.64/458,647.30
  6. Step 6: Final answer
    x = 411,379.97

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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.