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Finding the Fourth Proportional to 555,353.64, 833,030.46 and 134,629.50

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Solution

The fourth proportional to 555,353.64, 833,030.46 and 134,629.50 is: 201,944.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,353.64 : 833,030.46 = 134,629.50 : x
  2. Step 2: Convert to fraction form
    555,353.64/833,030.46 = 134,629.50/x
  3. Step 3: Cross multiply
    555,353.64x = 833,030.46 × 134,629.50
  4. Step 4: Simplify right side
    555,353.64x = 112,150,474,314.57
  5. Step 5: Solve for x
    x = 112,150,474,314.57/555,353.64
  6. Step 6: Final answer
    x = 201,944.25

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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.