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Finding the Fourth Proportional to 304,297.34, 456,487.54 and 126,762.82

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Solution

The fourth proportional to 304,297.34, 456,487.54 and 126,762.82 is: 190,161.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,297.34 : 456,487.54 = 126,762.82 : x
  2. Step 2: Convert to fraction form
    304,297.34/456,487.54 = 126,762.82/x
  3. Step 3: Cross multiply
    304,297.34x = 456,487.54 × 126,762.82
  4. Step 4: Simplify right side
    304,297.34x = 57,865,646,407.14
  5. Step 5: Solve for x
    x = 57,865,646,407.14/304,297.34
  6. Step 6: Final answer
    x = 190,161.53

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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.