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Finding the Fourth Proportional to 304,170.22, 456,250.30 and 90,938.62

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Solution

The fourth proportional to 304,170.22, 456,250.30 and 90,938.62 is: 136,406.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,170.22 : 456,250.30 = 90,938.62 : x
  2. Step 2: Convert to fraction form
    304,170.22/456,250.30 = 90,938.62/x
  3. Step 3: Cross multiply
    304,170.22x = 456,250.30 × 90,938.62
  4. Step 4: Simplify right side
    304,170.22x = 41,490,772,656.59
  5. Step 5: Solve for x
    x = 41,490,772,656.59/304,170.22
  6. Step 6: Final answer
    x = 136,406.43

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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.