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Finding the Fourth Proportional to 329,459.92, 494,220.64 and 92,802.22

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Solution

The fourth proportional to 329,459.92, 494,220.64 and 92,802.22 is: 139,211.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,459.92 : 494,220.64 = 92,802.22 : x
  2. Step 2: Convert to fraction form
    329,459.92/494,220.64 = 92,802.22/x
  3. Step 3: Cross multiply
    329,459.92x = 494,220.64 × 92,802.22
  4. Step 4: Simplify right side
    329,459.92x = 45,864,772,561.82
  5. Step 5: Solve for x
    x = 45,864,772,561.82/329,459.92
  6. Step 6: Final answer
    x = 139,211.99

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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.