Home / 952,749.81-1,428,037.56-383,766.53

Finding the Fourth Proportional to 952,749.81, 1,428,037.56 and 383,766.53

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Solution

The fourth proportional to 952,749.81, 1,428,037.56 and 383,766.53 is: 575,211.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,749.81 : 1,428,037.56 = 383,766.53 : x
  2. Step 2: Convert to fraction form
    952,749.81/1,428,037.56 = 383,766.53/x
  3. Step 3: Cross multiply
    952,749.81x = 1,428,037.56 × 383,766.53
  4. Step 4: Simplify right side
    952,749.81x = 548,033,011,970.68
  5. Step 5: Solve for x
    x = 548,033,011,970.68/952,749.81
  6. Step 6: Final answer
    x = 575,211.88

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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.