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Finding the Fourth Proportional to 599,428.76, 899,153.06 and 200,071.62

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Solution

The fourth proportional to 599,428.76, 899,153.06 and 200,071.62 is: 300,110.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,428.76 : 899,153.06 = 200,071.62 : x
  2. Step 2: Convert to fraction form
    599,428.76/899,153.06 = 200,071.62/x
  3. Step 3: Cross multiply
    599,428.76x = 899,153.06 × 200,071.62
  4. Step 4: Simplify right side
    599,428.76x = 179,895,008,341.80
  5. Step 5: Solve for x
    x = 179,895,008,341.80/599,428.76
  6. Step 6: Final answer
    x = 300,110.74

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1.5x scale

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.