Home / 400,176.05-552,260.66-230,464.85

Finding the Fourth Proportional to 400,176.05, 552,260.66 and 230,464.85

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Solution

The fourth proportional to 400,176.05, 552,260.66 and 230,464.85 is: 318,051.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,176.05 : 552,260.66 = 230,464.85 : x
  2. Step 2: Convert to fraction form
    400,176.05/552,260.66 = 230,464.85/x
  3. Step 3: Cross multiply
    400,176.05x = 552,260.66 × 230,464.85
  4. Step 4: Simplify right side
    400,176.05x = 127,276,666,254.17
  5. Step 5: Solve for x
    x = 127,276,666,254.17/400,176.05
  6. Step 6: Final answer
    x = 318,051.69

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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.