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Finding the Fourth Proportional to 662,380.94, 993,330.47 and 283,329.43

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Solution

The fourth proportional to 662,380.94, 993,330.47 and 283,329.43 is: 424,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,380.94 : 993,330.47 = 283,329.43 : x
  2. Step 2: Convert to fraction form
    662,380.94/993,330.47 = 283,329.43/x
  3. Step 3: Cross multiply
    662,380.94x = 993,330.47 × 283,329.43
  4. Step 4: Simplify right side
    662,380.94x = 281,439,754,091.73
  5. Step 5: Solve for x
    x = 281,439,754,091.73/662,380.94
  6. Step 6: Final answer
    x = 424,891.08

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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.