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Finding the Fourth Proportional to 309,033.84, 463,622.64 and 95,790.42

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Solution

The fourth proportional to 309,033.84, 463,622.64 and 95,790.42 is: 143,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,033.84 : 463,622.64 = 95,790.42 : x
  2. Step 2: Convert to fraction form
    309,033.84/463,622.64 = 95,790.42/x
  3. Step 3: Cross multiply
    309,033.84x = 463,622.64 × 95,790.42
  4. Step 4: Simplify right side
    309,033.84x = 44,410,607,407.11
  5. Step 5: Solve for x
    x = 44,410,607,407.11/309,033.84
  6. Step 6: Final answer
    x = 143,707.91

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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.