Home / 457,506.27-631,347.89-266,507.33

Finding the Fourth Proportional to 457,506.27, 631,347.89 and 266,507.33

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Solution

The fourth proportional to 457,506.27, 631,347.89 and 266,507.33 is: 367,773.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,506.27 : 631,347.89 = 266,507.33 : x
  2. Step 2: Convert to fraction form
    457,506.27/631,347.89 = 266,507.33/x
  3. Step 3: Cross multiply
    457,506.27x = 631,347.89 × 266,507.33
  4. Step 4: Simplify right side
    457,506.27x = 168,258,835,975.76
  5. Step 5: Solve for x
    x = 168,258,835,975.76/457,506.27
  6. Step 6: Final answer
    x = 367,773.84

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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.