Home / 709,596.69-1,064,564.52-236,286.15

Finding the Fourth Proportional to 709,596.69, 1,064,564.52 and 236,286.15

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Solution

The fourth proportional to 709,596.69, 1,064,564.52 and 236,286.15 is: 354,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,596.69 : 1,064,564.52 = 236,286.15 : x
  2. Step 2: Convert to fraction form
    709,596.69/1,064,564.52 = 236,286.15/x
  3. Step 3: Cross multiply
    709,596.69x = 1,064,564.52 × 236,286.15
  4. Step 4: Simplify right side
    709,596.69x = 251,541,851,857.40
  5. Step 5: Solve for x
    x = 251,541,851,857.40/709,596.69
  6. Step 6: Final answer
    x = 354,485.66

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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.