Home / 497,453.46-746,177.31-142,467.51

Finding the Fourth Proportional to 497,453.46, 746,177.31 and 142,467.51

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Solution

The fourth proportional to 497,453.46, 746,177.31 and 142,467.51 is: 213,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,453.46 : 746,177.31 = 142,467.51 : x
  2. Step 2: Convert to fraction form
    497,453.46/746,177.31 = 142,467.51/x
  3. Step 3: Cross multiply
    497,453.46x = 746,177.31 × 142,467.51
  4. Step 4: Simplify right side
    497,453.46x = 106,306,023,374.20
  5. Step 5: Solve for x
    x = 106,306,023,374.20/497,453.46
  6. Step 6: Final answer
    x = 213,700.44

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1.5x scale

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.