Home / 545,746.67-818,733.40-230,206.31

Finding the Fourth Proportional to 545,746.67, 818,733.40 and 230,206.31

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Solution

The fourth proportional to 545,746.67, 818,733.40 and 230,206.31 is: 345,357.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,746.67 : 818,733.40 = 230,206.31 : x
  2. Step 2: Convert to fraction form
    545,746.67/818,733.40 = 230,206.31/x
  3. Step 3: Cross multiply
    545,746.67x = 818,733.40 × 230,206.31
  4. Step 4: Simplify right side
    545,746.67x = 188,477,590,218.57
  5. Step 5: Solve for x
    x = 188,477,590,218.57/545,746.67
  6. Step 6: Final answer
    x = 345,357.29

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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.