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Finding the Fourth Proportional to 347,960.25, 480,186.05 and 202,852.22

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Solution

The fourth proportional to 347,960.25, 480,186.05 and 202,852.22 is: 279,936.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,960.25 : 480,186.05 = 202,852.22 : x
  2. Step 2: Convert to fraction form
    347,960.25/480,186.05 = 202,852.22/x
  3. Step 3: Cross multiply
    347,960.25x = 480,186.05 × 202,852.22
  4. Step 4: Simplify right side
    347,960.25x = 97,406,802,840.34
  5. Step 5: Solve for x
    x = 97,406,802,840.34/347,960.25
  6. Step 6: Final answer
    x = 279,936.58

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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.