Home / 797,418.09-1,100,463.54-434,861.79

Finding the Fourth Proportional to 797,418.09, 1,100,463.54 and 434,861.79

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Solution

The fourth proportional to 797,418.09, 1,100,463.54 and 434,861.79 is: 600,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,418.09 : 1,100,463.54 = 434,861.79 : x
  2. Step 2: Convert to fraction form
    797,418.09/1,100,463.54 = 434,861.79/x
  3. Step 3: Cross multiply
    797,418.09x = 1,100,463.54 × 434,861.79
  4. Step 4: Simplify right side
    797,418.09x = 478,549,544,834.14
  5. Step 5: Solve for x
    x = 478,549,544,834.14/797,418.09
  6. Step 6: Final answer
    x = 600,123.76

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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.