Home / 411,439.38-567,783.72-230,150.45

Finding the Fourth Proportional to 411,439.38, 567,783.72 and 230,150.45

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Solution

The fourth proportional to 411,439.38, 567,783.72 and 230,150.45 is: 317,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,439.38 : 567,783.72 = 230,150.45 : x
  2. Step 2: Convert to fraction form
    411,439.38/567,783.72 = 230,150.45/x
  3. Step 3: Cross multiply
    411,439.38x = 567,783.72 × 230,150.45
  4. Step 4: Simplify right side
    411,439.38x = 130,675,675,821.76
  5. Step 5: Solve for x
    x = 130,675,675,821.76/411,439.38
  6. Step 6: Final answer
    x = 317,606.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.