Home / 442,835.10-664,317.45-232,488.90

Finding the Fourth Proportional to 442,835.10, 664,317.45 and 232,488.90

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Solution

The fourth proportional to 442,835.10, 664,317.45 and 232,488.90 is: 348,767.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,835.10 : 664,317.45 = 232,488.90 : x
  2. Step 2: Convert to fraction form
    442,835.10/664,317.45 = 232,488.90/x
  3. Step 3: Cross multiply
    442,835.10x = 664,317.45 × 232,488.90
  4. Step 4: Simplify right side
    442,835.10x = 154,446,433,201.31
  5. Step 5: Solve for x
    x = 154,446,433,201.31/442,835.10
  6. Step 6: Final answer
    x = 348,767.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.