Home / 662,171.20-992,565.60-362,190.40

Finding the Fourth Proportional to 662,171.20, 992,565.60 and 362,190.40

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Solution

The fourth proportional to 662,171.20, 992,565.60 and 362,190.40 is: 542,907.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,171.20 : 992,565.60 = 362,190.40 : x
  2. Step 2: Convert to fraction form
    662,171.20/992,565.60 = 362,190.40/x
  3. Step 3: Cross multiply
    662,171.20x = 992,565.60 × 362,190.40
  4. Step 4: Simplify right side
    662,171.20x = 359,497,731,690.24
  5. Step 5: Solve for x
    x = 359,497,731,690.24/662,171.20
  6. Step 6: Final answer
    x = 542,907.53

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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.