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Finding the Fourth Proportional to 452,483.20, 678,196.68 and 333,048.70

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Solution

The fourth proportional to 452,483.20, 678,196.68 and 333,048.70 is: 499,184.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,483.20 : 678,196.68 = 333,048.70 : x
  2. Step 2: Convert to fraction form
    452,483.20/678,196.68 = 333,048.70/x
  3. Step 3: Cross multiply
    452,483.20x = 678,196.68 × 333,048.70
  4. Step 4: Simplify right side
    452,483.20x = 225,872,522,618.32
  5. Step 5: Solve for x
    x = 225,872,522,618.32/452,483.20
  6. Step 6: Final answer
    x = 499,184.33

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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.