Home / 1,201,160.37-1,801,369.78-348,294.87

Finding the Fourth Proportional to 1,201,160.37, 1,801,369.78 and 348,294.87

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Solution

The fourth proportional to 1,201,160.37, 1,801,369.78 and 348,294.87 is: 522,334.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,160.37 : 1,801,369.78 = 348,294.87 : x
  2. Step 2: Convert to fraction form
    1,201,160.37/1,801,369.78 = 348,294.87/x
  3. Step 3: Cross multiply
    1,201,160.37x = 1,801,369.78 × 348,294.87
  4. Step 4: Simplify right side
    1,201,160.37x = 627,407,853,347.03
  5. Step 5: Solve for x
    x = 627,407,853,347.03/1,201,160.37
  6. Step 6: Final answer
    x = 522,334.79

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1.5x scale

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.