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Finding the Fourth Proportional to 283,003.70, 424,505.55 and 283,003.70

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Solution

The fourth proportional to 283,003.70, 424,505.55 and 283,003.70 is: 424,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,003.70 : 424,505.55 = 283,003.70 : x
  2. Step 2: Convert to fraction form
    283,003.70/424,505.55 = 283,003.70/x
  3. Step 3: Cross multiply
    283,003.70x = 424,505.55 × 283,003.70
  4. Step 4: Simplify right side
    283,003.70x = 120,136,641,320.54
  5. Step 5: Solve for x
    x = 120,136,641,320.54/283,003.70
  6. Step 6: Final answer
    x = 424,505.55

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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.