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Finding the Fourth Proportional to 304,314.40, 456,471.60 and 154,496.80

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Solution

The fourth proportional to 304,314.40, 456,471.60 and 154,496.80 is: 231,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,314.40 : 456,471.60 = 154,496.80 : x
  2. Step 2: Convert to fraction form
    304,314.40/456,471.60 = 154,496.80/x
  3. Step 3: Cross multiply
    304,314.40x = 456,471.60 × 154,496.80
  4. Step 4: Simplify right side
    304,314.40x = 70,523,401,490.88
  5. Step 5: Solve for x
    x = 70,523,401,490.88/304,314.40
  6. Step 6: Final answer
    x = 231,745.20

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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.