Home / 433,151.12-649,837.40-166,840.13

Finding the Fourth Proportional to 433,151.12, 649,837.40 and 166,840.13

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Solution

The fourth proportional to 433,151.12, 649,837.40 and 166,840.13 is: 250,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,151.12 : 649,837.40 = 166,840.13 : x
  2. Step 2: Convert to fraction form
    433,151.12/649,837.40 = 166,840.13/x
  3. Step 3: Cross multiply
    433,151.12x = 649,837.40 × 166,840.13
  4. Step 4: Simplify right side
    433,151.12x = 108,418,957,085.26
  5. Step 5: Solve for x
    x = 108,418,957,085.26/433,151.12
  6. Step 6: Final answer
    x = 250,302.84

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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.