Home / 649,058.65-973,061.19-270,262.78

Finding the Fourth Proportional to 649,058.65, 973,061.19 and 270,262.78

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Solution

The fourth proportional to 649,058.65, 973,061.19 and 270,262.78 is: 405,174.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,058.65 : 973,061.19 = 270,262.78 : x
  2. Step 2: Convert to fraction form
    649,058.65/973,061.19 = 270,262.78/x
  3. Step 3: Cross multiply
    649,058.65x = 973,061.19 × 270,262.78
  4. Step 4: Simplify right side
    649,058.65x = 262,982,219,886.86
  5. Step 5: Solve for x
    x = 262,982,219,886.86/649,058.65
  6. Step 6: Final answer
    x = 405,174.82

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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.