Home / 401,567.36-554,152.82-229,474.38

Finding the Fourth Proportional to 401,567.36, 554,152.82 and 229,474.38

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Solution

The fourth proportional to 401,567.36, 554,152.82 and 229,474.38 is: 316,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,567.36 : 554,152.82 = 229,474.38 : x
  2. Step 2: Convert to fraction form
    401,567.36/554,152.82 = 229,474.38/x
  3. Step 3: Cross multiply
    401,567.36x = 554,152.82 × 229,474.38
  4. Step 4: Simplify right side
    401,567.36x = 127,163,875,032.76
  5. Step 5: Solve for x
    x = 127,163,875,032.76/401,567.36
  6. Step 6: Final answer
    x = 316,668.85

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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.