Home / 497,582.21-746,398.83-142,599.30

Finding the Fourth Proportional to 497,582.21, 746,398.83 and 142,599.30

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Solution

The fourth proportional to 497,582.21, 746,398.83 and 142,599.30 is: 213,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,582.21 : 746,398.83 = 142,599.30 : x
  2. Step 2: Convert to fraction form
    497,582.21/746,398.83 = 142,599.30/x
  3. Step 3: Cross multiply
    497,582.21x = 746,398.83 × 142,599.30
  4. Step 4: Simplify right side
    497,582.21x = 106,435,950,678.82
  5. Step 5: Solve for x
    x = 106,435,950,678.82/497,582.21
  6. Step 6: Final answer
    x = 213,906.26

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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.