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Finding the Fourth Proportional to 301,747.20, 452,912.40 and 183,649.20

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Solution

The fourth proportional to 301,747.20, 452,912.40 and 183,649.20 is: 275,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,747.20 : 452,912.40 = 183,649.20 : x
  2. Step 2: Convert to fraction form
    301,747.20/452,912.40 = 183,649.20/x
  3. Step 3: Cross multiply
    301,747.20x = 452,912.40 × 183,649.20
  4. Step 4: Simplify right side
    301,747.20x = 83,176,999,930.08
  5. Step 5: Solve for x
    x = 83,176,999,930.08/301,747.20
  6. Step 6: Final answer
    x = 275,651.27

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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.