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Finding the Fourth Proportional to 296,015.20, 444,022.80 and 207,368.80

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Solution

The fourth proportional to 296,015.20, 444,022.80 and 207,368.80 is: 311,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,015.20 : 444,022.80 = 207,368.80 : x
  2. Step 2: Convert to fraction form
    296,015.20/444,022.80 = 207,368.80/x
  3. Step 3: Cross multiply
    296,015.20x = 444,022.80 × 207,368.80
  4. Step 4: Simplify right side
    296,015.20x = 92,076,475,208.64
  5. Step 5: Solve for x
    x = 92,076,475,208.64/296,015.20
  6. Step 6: Final answer
    x = 311,053.20

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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.