Home / 497,829.72-746,662.50-213,566.16

Finding the Fourth Proportional to 497,829.72, 746,662.50 and 213,566.16

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Solution

The fourth proportional to 497,829.72, 746,662.50 and 213,566.16 is: 320,314.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,829.72 : 746,662.50 = 213,566.16 : x
  2. Step 2: Convert to fraction form
    497,829.72/746,662.50 = 213,566.16/x
  3. Step 3: Cross multiply
    497,829.72x = 746,662.50 × 213,566.16
  4. Step 4: Simplify right side
    497,829.72x = 159,461,842,941
  5. Step 5: Solve for x
    x = 159,461,842,941/497,829.72
  6. Step 6: Final answer
    x = 320,314.03

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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.