Home / 401,683.42-554,343.24-229,610.26

Finding the Fourth Proportional to 401,683.42, 554,343.24 and 229,610.26

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Solution

The fourth proportional to 401,683.42, 554,343.24 and 229,610.26 is: 316,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,683.42 : 554,343.24 = 229,610.26 : x
  2. Step 2: Convert to fraction form
    401,683.42/554,343.24 = 229,610.26/x
  3. Step 3: Cross multiply
    401,683.42x = 554,343.24 × 229,610.26
  4. Step 4: Simplify right side
    401,683.42x = 127,282,895,465.64
  5. Step 5: Solve for x
    x = 127,282,895,465.64/401,683.42
  6. Step 6: Final answer
    x = 316,873.66

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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.