Home / 709,971.96-1,065,013.30-236,657.32

Finding the Fourth Proportional to 709,971.96, 1,065,013.30 and 236,657.32

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Solution

The fourth proportional to 709,971.96, 1,065,013.30 and 236,657.32 is: 355,004.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,971.96 : 1,065,013.30 = 236,657.32 : x
  2. Step 2: Convert to fraction form
    709,971.96/1,065,013.30 = 236,657.32/x
  3. Step 3: Cross multiply
    709,971.96x = 1,065,013.30 × 236,657.32
  4. Step 4: Simplify right side
    709,971.96x = 252,043,193,638.21
  5. Step 5: Solve for x
    x = 252,043,193,638.21/709,971.96
  6. Step 6: Final answer
    x = 355,004.43

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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.