Home / 362,337.20-542,849.70-309,849.20

Finding the Fourth Proportional to 362,337.20, 542,849.70 and 309,849.20

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Solution

The fourth proportional to 362,337.20, 542,849.70 and 309,849.20 is: 464,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,337.20 : 542,849.70 = 309,849.20 : x
  2. Step 2: Convert to fraction form
    362,337.20/542,849.70 = 309,849.20/x
  3. Step 3: Cross multiply
    362,337.20x = 542,849.70 × 309,849.20
  4. Step 4: Simplify right side
    362,337.20x = 168,201,545,265.24
  5. Step 5: Solve for x
    x = 168,201,545,265.24/362,337.20
  6. Step 6: Final answer
    x = 464,212.74

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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.