Home / 952,409.68-1,428,610.48-345,055.58

Finding the Fourth Proportional to 952,409.68, 1,428,610.48 and 345,055.58

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Solution

The fourth proportional to 952,409.68, 1,428,610.48 and 345,055.58 is: 517,581.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,409.68 : 1,428,610.48 = 345,055.58 : x
  2. Step 2: Convert to fraction form
    952,409.68/1,428,610.48 = 345,055.58/x
  3. Step 3: Cross multiply
    952,409.68x = 1,428,610.48 × 345,055.58
  4. Step 4: Simplify right side
    952,409.68x = 492,950,017,770.48
  5. Step 5: Solve for x
    x = 492,950,017,770.48/952,409.68
  6. Step 6: Final answer
    x = 517,581.91

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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.