Home / 331,654.04-457,684.14-188,421.96

Finding the Fourth Proportional to 331,654.04, 457,684.14 and 188,421.96

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Solution

The fourth proportional to 331,654.04, 457,684.14 and 188,421.96 is: 260,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,654.04 : 457,684.14 = 188,421.96 : x
  2. Step 2: Convert to fraction form
    331,654.04/457,684.14 = 188,421.96/x
  3. Step 3: Cross multiply
    331,654.04x = 457,684.14 × 188,421.96
  4. Step 4: Simplify right side
    331,654.04x = 86,237,742,719.71
  5. Step 5: Solve for x
    x = 86,237,742,719.71/331,654.04
  6. Step 6: Final answer
    x = 260,023.19

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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.