Home / 373,162.20-514,962.61-203,396.32

Finding the Fourth Proportional to 373,162.20, 514,962.61 and 203,396.32

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Solution

The fourth proportional to 373,162.20, 514,962.61 and 203,396.32 is: 280,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,162.20 : 514,962.61 = 203,396.32 : x
  2. Step 2: Convert to fraction form
    373,162.20/514,962.61 = 203,396.32/x
  3. Step 3: Cross multiply
    373,162.20x = 514,962.61 × 203,396.32
  4. Step 4: Simplify right side
    373,162.20x = 104,741,499,811.60
  5. Step 5: Solve for x
    x = 104,741,499,811.60/373,162.20
  6. Step 6: Final answer
    x = 280,686.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.