Home / 1,315,059.28-1,972,608.35-368,370.16

Finding the Fourth Proportional to 1,315,059.28, 1,972,608.35 and 368,370.16

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Solution

The fourth proportional to 1,315,059.28, 1,972,608.35 and 368,370.16 is: 552,560.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,059.28 : 1,972,608.35 = 368,370.16 : x
  2. Step 2: Convert to fraction form
    1,315,059.28/1,972,608.35 = 368,370.16/x
  3. Step 3: Cross multiply
    1,315,059.28x = 1,972,608.35 × 368,370.16
  4. Step 4: Simplify right side
    1,315,059.28x = 726,650,053,506.84
  5. Step 5: Solve for x
    x = 726,650,053,506.84/1,315,059.28
  6. Step 6: Final answer
    x = 552,560.68

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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.