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Finding the Fourth Proportional to 508,735.60, 702,069.06 and 327,797.80

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Solution

The fourth proportional to 508,735.60, 702,069.06 and 327,797.80 is: 452,369.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,735.60 : 702,069.06 = 327,797.80 : x
  2. Step 2: Convert to fraction form
    508,735.60/702,069.06 = 327,797.80/x
  3. Step 3: Cross multiply
    508,735.60x = 702,069.06 × 327,797.80
  4. Step 4: Simplify right side
    508,735.60x = 230,136,693,316.07
  5. Step 5: Solve for x
    x = 230,136,693,316.07/508,735.60
  6. Step 6: Final answer
    x = 452,369.94

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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.