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Finding the Fourth Proportional to 283,305.82, 424,989.86 and 93,697.12

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Solution

The fourth proportional to 283,305.82, 424,989.86 and 93,697.12 is: 140,555.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,305.82 : 424,989.86 = 93,697.12 : x
  2. Step 2: Convert to fraction form
    283,305.82/424,989.86 = 93,697.12/x
  3. Step 3: Cross multiply
    283,305.82x = 424,989.86 × 93,697.12
  4. Step 4: Simplify right side
    283,305.82x = 39,820,325,911.20
  5. Step 5: Solve for x
    x = 39,820,325,911.20/283,305.82
  6. Step 6: Final answer
    x = 140,555.98

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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.