Home / 797,719.42-1,100,859.83-435,144.89

Finding the Fourth Proportional to 797,719.42, 1,100,859.83 and 435,144.89

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Solution

The fourth proportional to 797,719.42, 1,100,859.83 and 435,144.89 is: 600,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,719.42 : 1,100,859.83 = 435,144.89 : x
  2. Step 2: Convert to fraction form
    797,719.42/1,100,859.83 = 435,144.89/x
  3. Step 3: Cross multiply
    797,719.42x = 1,100,859.83 × 435,144.89
  4. Step 4: Simplify right side
    797,719.42x = 479,033,521,950.75
  5. Step 5: Solve for x
    x = 479,033,521,950.75/797,719.42
  6. Step 6: Final answer
    x = 600,503.78

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1.5x scale

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.