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Finding the Fourth Proportional to 797,618, 1,100,725.97 and 435,041.88

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Solution

The fourth proportional to 797,618, 1,100,725.97 and 435,041.88 is: 600,364.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,618 : 1,100,725.97 = 435,041.88 : x
  2. Step 2: Convert to fraction form
    797,618/1,100,725.97 = 435,041.88/x
  3. Step 3: Cross multiply
    797,618x = 1,100,725.97 × 435,041.88
  4. Step 4: Simplify right side
    797,618x = 478,861,895,353.62
  5. Step 5: Solve for x
    x = 478,861,895,353.62/797,618
  6. Step 6: Final answer
    x = 600,364.96

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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.